79418320

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{9829}}^1$

素因数の和:9943

約数の個数: 40

約数和(自身を含む): 186494760

約数和(自身を除く): 107076440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 9829, 19658, 39316, 49145, 78632, 98290, 157264, 196580, 393160, 786320, 992729, 1985458, 3970916, 4963645, 7941832, 9927290, 15883664, 19854580, 39709160, 79418320]

約数ペア:

[(1, 79418320), (2, 39709160), (4, 19854580), (5, 15883664), (8, 9927290), (10, 7941832), (16, 4963645), (20, 3970916), (40, 1985458), (80, 992729), (101, 786320), (202, 393160), (404, 196580), (505, 157264), (808, 98290), (1010, 78632), (1616, 49145), (2020, 39316), (4040, 19658), (8080, 9829)]