100242640

素因数分解:

$2^4\times 5^1\times {\mathrm{773}}^1\times {\mathrm{1621}}^1$

素因数の和:2407

約数の個数: 40

約数和(自身を含む): 233509608

約数和(自身を除く): 133266968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 773, 1546, 1621, 3092, 3242, 3865, 6184, 6484, 7730, 8105, 12368, 12968, 15460, 16210, 25936, 30920, 32420, 61840, 64840, 129680, 1253033, 2506066, 5012132, 6265165, 10024264, 12530330, 20048528, 25060660, 50121320, 100242640]

約数ペア:

[(1, 100242640), (2, 50121320), (4, 25060660), (5, 20048528), (8, 12530330), (10, 10024264), (16, 6265165), (20, 5012132), (40, 2506066), (80, 1253033), (773, 129680), (1546, 64840), (1621, 61840), (3092, 32420), (3242, 30920), (3865, 25936), (6184, 16210), (6484, 15460), (7730, 12968), (8105, 12368)]