64721852

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 127431360

約数和(自身を除く): 62709508

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 116, 167, 257, 334, 377, 514, 668, 754, 1028, 1508, 2171, 3341, 4342, 4843, 6682, 7453, 8684, 9686, 13364, 14906, 19372, 29812, 42919, 62959, 85838, 96889, 125918, 171676, 193778, 251836, 387556, 557947, 1115894, 1244651, 2231788, 2489302, 4978604, 16180463, 32360926, 64721852]

約数ペア:

[(1, 64721852), (2, 32360926), (4, 16180463), (13, 4978604), (26, 2489302), (29, 2231788), (52, 1244651), (58, 1115894), (116, 557947), (167, 387556), (257, 251836), (334, 193778), (377, 171676), (514, 125918), (668, 96889), (754, 85838), (1028, 62959), (1508, 42919), (2171, 29812), (3341, 19372), (4342, 14906), (4843, 13364), (6682, 9686), (7453, 8684)]