63643480

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{257}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 148236480

約数和(自身を除く): 84593000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 151, 164, 205, 257, 302, 328, 410, 514, 604, 755, 820, 1028, 1208, 1285, 1510, 1640, 2056, 2570, 3020, 5140, 6040, 6191, 10280, 10537, 12382, 21074, 24764, 30955, 38807, 42148, 49528, 52685, 61910, 77614, 84296, 105370, 123820, 155228, 194035, 210740, 247640, 310456, 388070, 421480, 776140, 1552280, 1591087, 3182174, 6364348, 7955435, 12728696, 15910870, 31821740, 63643480]

約数ペア:

[(1, 63643480), (2, 31821740), (4, 15910870), (5, 12728696), (8, 7955435), (10, 6364348), (20, 3182174), (40, 1591087), (41, 1552280), (82, 776140), (151, 421480), (164, 388070), (205, 310456), (257, 247640), (302, 210740), (328, 194035), (410, 155228), (514, 123820), (604, 105370), (755, 84296), (820, 77614), (1028, 61910), (1208, 52685), (1285, 49528), (1510, 42148), (1640, 38807), (2056, 30955), (2570, 24764), (3020, 21074), (5140, 12382), (6040, 10537), (6191, 10280)]