72470620

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{293}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 155584800

約数和(自身を除く): 83114180

約数列:

[1, 2, 4, 5, 10, 20, 83, 149, 166, 293, 298, 332, 415, 586, 596, 745, 830, 1172, 1465, 1490, 1660, 2930, 2980, 5860, 12367, 24319, 24734, 43657, 48638, 49468, 61835, 87314, 97276, 121595, 123670, 174628, 218285, 243190, 247340, 436570, 486380, 873140, 3623531, 7247062, 14494124, 18117655, 36235310, 72470620]

約数ペア:

[(1, 72470620), (2, 36235310), (4, 18117655), (5, 14494124), (10, 7247062), (20, 3623531), (83, 873140), (149, 486380), (166, 436570), (293, 247340), (298, 243190), (332, 218285), (415, 174628), (586, 123670), (596, 121595), (745, 97276), (830, 87314), (1172, 61835), (1465, 49468), (1490, 48638), (1660, 43657), (2930, 24734), (2980, 24319), (5860, 12367)]