25614680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 73543680

約数和(自身を除く): 47929000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 140, 155, 182, 217, 227, 248, 260, 280, 310, 364, 403, 434, 454, 455, 520, 620, 728, 806, 868, 908, 910, 1085, 1135, 1240, 1589, 1612, 1736, 1816, 1820, 2015, 2170, 2270, 2821, 2951, 3178, 3224, 3640, 4030, 4340, 4540, 5642, 5902, 6356, 7037, 7945, 8060, 8680, 9080, 11284, 11804, 12712, 14074, 14105, 14755, 15890, 16120, 20657, 22568, 23608, 28148, 28210, 29510, 31780, 35185, 41314, 49259, 56296, 56420, 59020, 63560, 70370, 82628, 91481, 98518, 103285, 112840, 118040, 140740, 165256, 182962, 197036, 206570, 246295, 281480, 365924, 394072, 413140, 457405, 492590, 640367, 731848, 826280, 914810, 985180, 1280734, 1829620, 1970360, 2561468, 3201835, 3659240, 5122936, 6403670, 12807340, 25614680]

約数ペア:

[(1, 25614680), (2, 12807340), (4, 6403670), (5, 5122936), (7, 3659240), (8, 3201835), (10, 2561468), (13, 1970360), (14, 1829620), (20, 1280734), (26, 985180), (28, 914810), (31, 826280), (35, 731848), (40, 640367), (52, 492590), (56, 457405), (62, 413140), (65, 394072), (70, 365924), (91, 281480), (104, 246295), (124, 206570), (130, 197036), (140, 182962), (155, 165256), (182, 140740), (217, 118040), (227, 112840), (248, 103285), (260, 98518), (280, 91481), (310, 82628), (364, 70370), (403, 63560), (434, 59020), (454, 56420), (455, 56296), (520, 49259), (620, 41314), (728, 35185), (806, 31780), (868, 29510), (908, 28210), (910, 28148), (1085, 23608), (1135, 22568), (1240, 20657), (1589, 16120), (1612, 15890), (1736, 14755), (1816, 14105), (1820, 14074), (2015, 12712), (2170, 11804), (2270, 11284), (2821, 9080), (2951, 8680), (3178, 8060), (3224, 7945), (3640, 7037), (4030, 6356), (4340, 5902), (4540, 5642)]