16161425

素因数分解:

$5^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:270

約数の個数: 36

約数和(自身を含む): 23748480

約数和(自身を除く): 7587055

約数列:

[1, 5, 7, 25, 35, 49, 79, 167, 175, 245, 395, 553, 835, 1169, 1225, 1975, 2765, 3871, 4175, 5845, 8183, 13193, 13825, 19355, 29225, 40915, 65965, 92351, 96775, 204575, 329825, 461755, 646457, 2308775, 3232285, 16161425]

約数ペア:

[(1, 16161425), (5, 3232285), (7, 2308775), (25, 646457), (35, 461755), (49, 329825), (79, 204575), (167, 96775), (175, 92351), (245, 65965), (395, 40915), (553, 29225), (835, 19355), (1169, 13825), (1225, 13193), (1975, 8183), (2765, 5845), (3871, 4175)]