99804680

素因数分解:

$2^3\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{2287}}^1$

素因数の和:3389

約数の個数: 32

約数和(自身を含む): 224864640

約数和(自身を除く): 125059960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1091, 2182, 2287, 4364, 4574, 5455, 8728, 9148, 10910, 11435, 18296, 21820, 22870, 43640, 45740, 91480, 2495117, 4990234, 9980468, 12475585, 19960936, 24951170, 49902340, 99804680]

約数ペア:

[(1, 99804680), (2, 49902340), (4, 24951170), (5, 19960936), (8, 12475585), (10, 9980468), (20, 4990234), (40, 2495117), (1091, 91480), (2182, 45740), (2287, 43640), (4364, 22870), (4574, 21820), (5455, 18296), (8728, 11435), (9148, 10910)]