149968809575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{328897}}^1$

素因数の和:329004

約数の個数: 48

約数和(自身を含む): 212399697216

約数和(自身を除く): 62430887641

約数列:

[1, 5, 13, 23, 25, 61, 65, 115, 299, 305, 325, 575, 793, 1403, 1495, 1525, 3965, 7015, 7475, 18239, 19825, 35075, 91195, 328897, 455975, 1644485, 4275661, 7564631, 8222425, 20062717, 21378305, 37823155, 98340203, 100313585, 106891525, 189115775, 260815321, 461442491, 491701015, 501567925, 1304076605, 2307212455, 2458505075, 5998752383, 6520383025, 11536062275, 29993761915, 149968809575]

約数ペア:

[(1, 149968809575), (5, 29993761915), (13, 11536062275), (23, 6520383025), (25, 5998752383), (61, 2458505075), (65, 2307212455), (115, 1304076605), (299, 501567925), (305, 491701015), (325, 461442491), (575, 260815321), (793, 189115775), (1403, 106891525), (1495, 100313585), (1525, 98340203), (3965, 37823155), (7015, 21378305), (7475, 20062717), (18239, 8222425), (19825, 7564631), (35075, 4275661), (91195, 1644485), (328897, 455975)]