1325101760

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:215

約数の個数: 224

約数和(自身を含む): 3476183040

約数和(自身を除く): 2151081280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 43, 46, 53, 64, 79, 80, 86, 92, 106, 115, 158, 160, 172, 184, 212, 215, 230, 265, 316, 320, 344, 368, 395, 424, 430, 460, 530, 632, 688, 736, 790, 848, 860, 920, 989, 1060, 1219, 1264, 1376, 1472, 1580, 1696, 1720, 1817, 1840, 1978, 2120, 2279, 2438, 2528, 2752, 3160, 3392, 3397, 3440, 3634, 3680, 3956, 4187, 4240, 4558, 4876, 4945, 5056, 6095, 6320, 6794, 6880, 7268, 7360, 7912, 8374, 8480, 9085, 9116, 9752, 9890, 11395, 12190, 12640, 13588, 13760, 14536, 15824, 16748, 16960, 16985, 18170, 18232, 19504, 19780, 20935, 22790, 24380, 25280, 27176, 29072, 31648, 33496, 33970, 36340, 36464, 39008, 39560, 41870, 45580, 48760, 52417, 54352, 58144, 63296, 66992, 67940, 72680, 72928, 78016, 78131, 79120, 83740, 91160, 96301, 97520, 104834, 108704, 116288, 133984, 135880, 145360, 145856, 156262, 158240, 167480, 180041, 182320, 192602, 195040, 209668, 217408, 262085, 267968, 271760, 290720, 312524, 316480, 334960, 360082, 364640, 385204, 390080, 390655, 419336, 481505, 524170, 543520, 581440, 625048, 669920, 720164, 729280, 770408, 781310, 838672, 900205, 963010, 1048340, 1087040, 1250096, 1339840, 1440328, 1540816, 1562620, 1677344, 1800410, 1926020, 2096680, 2500192, 2880656, 3081632, 3125240, 3354688, 3600820, 3852040, 4140943, 4193360, 5000384, 5761312, 6163264, 6250480, 7201640, 7704080, 8281886, 8386720, 11522624, 12500960, 14403280, 15408160, 16563772, 16773440, 20704715, 25001920, 28806560, 30816320, 33127544, 41409430, 57613120, 66255088, 82818860, 132510176, 165637720, 265020352, 331275440, 662550880, 1325101760]

約数ペア:

[(1, 1325101760), (2, 662550880), (4, 331275440), (5, 265020352), (8, 165637720), (10, 132510176), (16, 82818860), (20, 66255088), (23, 57613120), (32, 41409430), (40, 33127544), (43, 30816320), (46, 28806560), (53, 25001920), (64, 20704715), (79, 16773440), (80, 16563772), (86, 15408160), (92, 14403280), (106, 12500960), (115, 11522624), (158, 8386720), (160, 8281886), (172, 7704080), (184, 7201640), (212, 6250480), (215, 6163264), (230, 5761312), (265, 5000384), (316, 4193360), (320, 4140943), (344, 3852040), (368, 3600820), (395, 3354688), (424, 3125240), (430, 3081632), (460, 2880656), (530, 2500192), (632, 2096680), (688, 1926020), (736, 1800410), (790, 1677344), (848, 1562620), (860, 1540816), (920, 1440328), (989, 1339840), (1060, 1250096), (1219, 1087040), (1264, 1048340), (1376, 963010), (1472, 900205), (1580, 838672), (1696, 781310), (1720, 770408), (1817, 729280), (1840, 720164), (1978, 669920), (2120, 625048), (2279, 581440), (2438, 543520), (2528, 524170), (2752, 481505), (3160, 419336), (3392, 390655), (3397, 390080), (3440, 385204), (3634, 364640), (3680, 360082), (3956, 334960), (4187, 316480), (4240, 312524), (4558, 290720), (4876, 271760), (4945, 267968), (5056, 262085), (6095, 217408), (6320, 209668), (6794, 195040), (6880, 192602), (7268, 182320), (7360, 180041), (7912, 167480), (8374, 158240), (8480, 156262), (9085, 145856), (9116, 145360), (9752, 135880), (9890, 133984), (11395, 116288), (12190, 108704), (12640, 104834), (13588, 97520), (13760, 96301), (14536, 91160), (15824, 83740), (16748, 79120), (16960, 78131), (16985, 78016), (18170, 72928), (18232, 72680), (19504, 67940), (19780, 66992), (20935, 63296), (22790, 58144), (24380, 54352), (25280, 52417), (27176, 48760), (29072, 45580), (31648, 41870), (33496, 39560), (33970, 39008), (36340, 36464)]