25480160

素因数分解:

$2^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{977}}^1$

素因数の和:1155

約数の個数: 48

約数和(自身を含む): 60628176

約数和(自身を除く): 35148016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 163, 326, 652, 815, 977, 1304, 1630, 1954, 2608, 3260, 3908, 4885, 5216, 6520, 7816, 9770, 13040, 15632, 19540, 26080, 31264, 39080, 78160, 156320, 159251, 318502, 637004, 796255, 1274008, 1592510, 2548016, 3185020, 5096032, 6370040, 12740080, 25480160]

約数ペア:

[(1, 25480160), (2, 12740080), (4, 6370040), (5, 5096032), (8, 3185020), (10, 2548016), (16, 1592510), (20, 1274008), (32, 796255), (40, 637004), (80, 318502), (160, 159251), (163, 156320), (326, 78160), (652, 39080), (815, 31264), (977, 26080), (1304, 19540), (1630, 15632), (1954, 13040), (2608, 9770), (3260, 7816), (3908, 6520), (4885, 5216)]