15697499990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{236729}}^1$

素因数の和:237104

約数の個数: 32

約数和(自身を含む): 29827980000

約数和(自身を除く): 14130480010

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 349, 698, 1745, 3490, 6631, 13262, 33155, 66310, 236729, 473458, 1183645, 2367290, 4497851, 8995702, 22489255, 44978510, 82618421, 165236842, 413092105, 826184210, 1569749999, 3139499998, 7848749995, 15697499990]

約数ペア:

[(1, 15697499990), (2, 7848749995), (5, 3139499998), (10, 1569749999), (19, 826184210), (38, 413092105), (95, 165236842), (190, 82618421), (349, 44978510), (698, 22489255), (1745, 8995702), (3490, 4497851), (6631, 2367290), (13262, 1183645), (33155, 473458), (66310, 236729)]