79817840

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{6121}}^1$

素因数の和:6297

約数の個数: 40

約数和(自身を含む): 186745488

約数和(自身を除く): 106927648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 6121, 6520, 12242, 13040, 24484, 30605, 48968, 61210, 97936, 122420, 244840, 489680, 997723, 1995446, 3990892, 4988615, 7981784, 9977230, 15963568, 19954460, 39908920, 79817840]

約数ペア:

[(1, 79817840), (2, 39908920), (4, 19954460), (5, 15963568), (8, 9977230), (10, 7981784), (16, 4988615), (20, 3990892), (40, 1995446), (80, 997723), (163, 489680), (326, 244840), (652, 122420), (815, 97936), (1304, 61210), (1630, 48968), (2608, 30605), (3260, 24484), (6121, 13040), (6520, 12242)]