83507780

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{68449}}^1$

素因数の和:68519

約数の個数: 24

約数和(自身を含む): 178243800

約数和(自身を除く): 94736020

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 68449, 136898, 273796, 342245, 684490, 1368980, 4175389, 8350778, 16701556, 20876945, 41753890, 83507780]

約数ペア:

[(1, 83507780), (2, 41753890), (4, 20876945), (5, 16701556), (10, 8350778), (20, 4175389), (61, 1368980), (122, 684490), (244, 342245), (305, 273796), (610, 136898), (1220, 68449)]