50003840

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 128

約数和(自身を含む): 129254400

約数和(自身を除く): 79250560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 43, 46, 64, 79, 80, 86, 92, 115, 128, 158, 160, 172, 184, 215, 230, 316, 320, 344, 368, 395, 430, 460, 632, 640, 688, 736, 790, 860, 920, 989, 1264, 1376, 1472, 1580, 1720, 1817, 1840, 1978, 2528, 2752, 2944, 3160, 3397, 3440, 3634, 3680, 3956, 4945, 5056, 5504, 6320, 6794, 6880, 7268, 7360, 7912, 9085, 9890, 10112, 12640, 13588, 13760, 14536, 14720, 15824, 16985, 18170, 19780, 25280, 27176, 27520, 29072, 31648, 33970, 36340, 39560, 50560, 54352, 58144, 63296, 67940, 72680, 78131, 79120, 108704, 116288, 126592, 135880, 145360, 156262, 158240, 217408, 232576, 271760, 290720, 312524, 316480, 390655, 434816, 543520, 581440, 625048, 632960, 781310, 1087040, 1162880, 1250096, 1562620, 2174080, 2500192, 3125240, 5000384, 6250480, 10000768, 12500960, 25001920, 50003840]

約数ペア:

[(1, 50003840), (2, 25001920), (4, 12500960), (5, 10000768), (8, 6250480), (10, 5000384), (16, 3125240), (20, 2500192), (23, 2174080), (32, 1562620), (40, 1250096), (43, 1162880), (46, 1087040), (64, 781310), (79, 632960), (80, 625048), (86, 581440), (92, 543520), (115, 434816), (128, 390655), (158, 316480), (160, 312524), (172, 290720), (184, 271760), (215, 232576), (230, 217408), (316, 158240), (320, 156262), (344, 145360), (368, 135880), (395, 126592), (430, 116288), (460, 108704), (632, 79120), (640, 78131), (688, 72680), (736, 67940), (790, 63296), (860, 58144), (920, 54352), (989, 50560), (1264, 39560), (1376, 36340), (1472, 33970), (1580, 31648), (1720, 29072), (1817, 27520), (1840, 27176), (1978, 25280), (2528, 19780), (2752, 18170), (2944, 16985), (3160, 15824), (3397, 14720), (3440, 14536), (3634, 13760), (3680, 13588), (3956, 12640), (4945, 10112), (5056, 9890), (5504, 9085), (6320, 7912), (6794, 7360), (6880, 7268)]