7551700

素因数分解:

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

素因数の和:221

約数の個数: 72

約数和(自身を含む): 18240152

約数和(自身を除く): 10688452

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 65, 74, 100, 130, 148, 157, 185, 260, 314, 325, 370, 481, 628, 650, 740, 785, 925, 962, 1300, 1570, 1850, 1924, 2041, 2405, 3140, 3700, 3925, 4082, 4810, 5809, 7850, 8164, 9620, 10205, 11618, 12025, 15700, 20410, 23236, 24050, 29045, 40820, 48100, 51025, 58090, 75517, 102050, 116180, 145225, 151034, 204100, 290450, 302068, 377585, 580900, 755170, 1510340, 1887925, 3775850, 7551700]

約数ペア:

[(1, 7551700), (2, 3775850), (4, 1887925), (5, 1510340), (10, 755170), (13, 580900), (20, 377585), (25, 302068), (26, 290450), (37, 204100), (50, 151034), (52, 145225), (65, 116180), (74, 102050), (100, 75517), (130, 58090), (148, 51025), (157, 48100), (185, 40820), (260, 29045), (314, 24050), (325, 23236), (370, 20410), (481, 15700), (628, 12025), (650, 11618), (740, 10205), (785, 9620), (925, 8164), (962, 7850), (1300, 5809), (1570, 4810), (1850, 4082), (1924, 3925), (2041, 3700), (2405, 3140)]