64905428

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{389}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 133660800

約数和(自身を除く): 68755372

約数列:

[1, 2, 4, 7, 14, 28, 59, 101, 118, 202, 236, 389, 404, 413, 707, 778, 826, 1414, 1556, 1652, 2723, 2828, 5446, 5959, 10892, 11918, 22951, 23836, 39289, 41713, 45902, 78578, 83426, 91804, 157156, 160657, 166852, 275023, 321314, 550046, 642628, 1100092, 2318051, 4636102, 9272204, 16226357, 32452714, 64905428]

約数ペア:

[(1, 64905428), (2, 32452714), (4, 16226357), (7, 9272204), (14, 4636102), (28, 2318051), (59, 1100092), (101, 642628), (118, 550046), (202, 321314), (236, 275023), (389, 166852), (404, 160657), (413, 157156), (707, 91804), (778, 83426), (826, 78578), (1414, 45902), (1556, 41713), (1652, 39289), (2723, 23836), (2828, 22951), (5446, 11918), (5959, 10892)]