153965325

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{491}}^1$

素因数の和:654

約数の個数: 48

約数和(自身を含む): 264286656

約数和(自身を除く): 110321331

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 113, 185, 339, 491, 555, 565, 925, 1473, 1695, 2455, 2775, 2825, 4181, 7365, 8475, 12275, 12543, 18167, 20905, 36825, 54501, 55483, 62715, 90835, 104525, 166449, 272505, 277415, 313575, 454175, 832245, 1362525, 1387075, 2052871, 4161225, 6158613, 10264355, 30793065, 51321775, 153965325]

約数ペア:

[(1, 153965325), (3, 51321775), (5, 30793065), (15, 10264355), (25, 6158613), (37, 4161225), (75, 2052871), (111, 1387075), (113, 1362525), (185, 832245), (339, 454175), (491, 313575), (555, 277415), (565, 272505), (925, 166449), (1473, 104525), (1695, 90835), (2455, 62715), (2775, 55483), (2825, 54501), (4181, 36825), (7365, 20905), (8475, 18167), (12275, 12543)]