8290360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 20412000

約数和(自身を除く): 12121640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 107, 130, 149, 214, 260, 298, 428, 520, 535, 596, 745, 856, 1070, 1192, 1391, 1490, 1937, 2140, 2782, 2980, 3874, 4280, 5564, 5960, 6955, 7748, 9685, 11128, 13910, 15496, 15943, 19370, 27820, 31886, 38740, 55640, 63772, 77480, 79715, 127544, 159430, 207259, 318860, 414518, 637720, 829036, 1036295, 1658072, 2072590, 4145180, 8290360]

約数ペア:

[(1, 8290360), (2, 4145180), (4, 2072590), (5, 1658072), (8, 1036295), (10, 829036), (13, 637720), (20, 414518), (26, 318860), (40, 207259), (52, 159430), (65, 127544), (104, 79715), (107, 77480), (130, 63772), (149, 55640), (214, 38740), (260, 31886), (298, 27820), (428, 19370), (520, 15943), (535, 15496), (596, 13910), (745, 11128), (856, 9685), (1070, 7748), (1192, 6955), (1391, 5960), (1490, 5564), (1937, 4280), (2140, 3874), (2782, 2980)]