77404925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 109440912

約数和(自身を除く): 32035987

約数列:

[1, 5, 13, 25, 37, 41, 65, 157, 185, 205, 325, 481, 533, 785, 925, 1025, 1517, 2041, 2405, 2665, 3925, 5809, 6437, 7585, 10205, 12025, 13325, 19721, 29045, 32185, 37925, 51025, 75517, 83681, 98605, 145225, 160925, 238169, 377585, 418405, 493025, 1190845, 1887925, 2092025, 3096197, 5954225, 15480985, 77404925]

約数ペア:

[(1, 77404925), (5, 15480985), (13, 5954225), (25, 3096197), (37, 2092025), (41, 1887925), (65, 1190845), (157, 493025), (185, 418405), (205, 377585), (325, 238169), (481, 160925), (533, 145225), (785, 98605), (925, 83681), (1025, 75517), (1517, 51025), (2041, 37925), (2405, 32185), (2665, 29045), (3925, 19721), (5809, 13325), (6437, 12025), (7585, 10205)]