25149712

素因数分解:

$2^4\times 7^1\times {\mathrm{431}}^1\times {\mathrm{521}}^1$

素因数の和:967

約数の個数: 40

約数和(自身を含む): 55924992

約数和(自身を除く): 30775280

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 431, 521, 862, 1042, 1724, 2084, 3017, 3448, 3647, 4168, 6034, 6896, 7294, 8336, 12068, 14588, 24136, 29176, 48272, 58352, 224551, 449102, 898204, 1571857, 1796408, 3143714, 3592816, 6287428, 12574856, 25149712]

約数ペア:

[(1, 25149712), (2, 12574856), (4, 6287428), (7, 3592816), (8, 3143714), (14, 1796408), (16, 1571857), (28, 898204), (56, 449102), (112, 224551), (431, 58352), (521, 48272), (862, 29176), (1042, 24136), (1724, 14588), (2084, 12068), (3017, 8336), (3448, 7294), (3647, 6896), (4168, 6034)]