25218960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:225

約数の個数: 160

約数和(自身を含む): 86244480

約数和(自身を除く): 61025520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 59, 60, 65, 78, 80, 104, 118, 120, 130, 137, 156, 177, 195, 208, 236, 240, 260, 274, 295, 312, 354, 390, 411, 472, 520, 548, 590, 624, 685, 708, 767, 780, 822, 885, 944, 1040, 1096, 1180, 1370, 1416, 1534, 1560, 1644, 1770, 1781, 2055, 2192, 2301, 2360, 2740, 2832, 3068, 3120, 3288, 3540, 3562, 3835, 4110, 4602, 4720, 5343, 5480, 6136, 6576, 7080, 7124, 7670, 8083, 8220, 8905, 9204, 10686, 10960, 11505, 12272, 14160, 14248, 15340, 16166, 16440, 17810, 18408, 21372, 23010, 24249, 26715, 28496, 30680, 32332, 32880, 35620, 36816, 40415, 42744, 46020, 48498, 53430, 61360, 64664, 71240, 80830, 85488, 92040, 96996, 105079, 106860, 121245, 129328, 142480, 161660, 184080, 193992, 210158, 213720, 242490, 315237, 323320, 387984, 420316, 427440, 484980, 525395, 630474, 646640, 840632, 969960, 1050790, 1260948, 1576185, 1681264, 1939920, 2101580, 2521896, 3152370, 4203160, 5043792, 6304740, 8406320, 12609480, 25218960]

約数ペア:

[(1, 25218960), (2, 12609480), (3, 8406320), (4, 6304740), (5, 5043792), (6, 4203160), (8, 3152370), (10, 2521896), (12, 2101580), (13, 1939920), (15, 1681264), (16, 1576185), (20, 1260948), (24, 1050790), (26, 969960), (30, 840632), (39, 646640), (40, 630474), (48, 525395), (52, 484980), (59, 427440), (60, 420316), (65, 387984), (78, 323320), (80, 315237), (104, 242490), (118, 213720), (120, 210158), (130, 193992), (137, 184080), (156, 161660), (177, 142480), (195, 129328), (208, 121245), (236, 106860), (240, 105079), (260, 96996), (274, 92040), (295, 85488), (312, 80830), (354, 71240), (390, 64664), (411, 61360), (472, 53430), (520, 48498), (548, 46020), (590, 42744), (624, 40415), (685, 36816), (708, 35620), (767, 32880), (780, 32332), (822, 30680), (885, 28496), (944, 26715), (1040, 24249), (1096, 23010), (1180, 21372), (1370, 18408), (1416, 17810), (1534, 16440), (1560, 16166), (1644, 15340), (1770, 14248), (1781, 14160), (2055, 12272), (2192, 11505), (2301, 10960), (2360, 10686), (2740, 9204), (2832, 8905), (3068, 8220), (3120, 8083), (3288, 7670), (3540, 7124), (3562, 7080), (3835, 6576), (4110, 6136), (4602, 5480), (4720, 5343)]