90691540

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{40129}}^1$

素因数の和:40251

約数の個数: 24

約数和(自身を含む): 192142440

約数和(自身を除く): 101450900

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 40129, 80258, 160516, 200645, 401290, 802580, 4534577, 9069154, 18138308, 22672885, 45345770, 90691540]

約数ペア:

[(1, 90691540), (2, 45345770), (4, 22672885), (5, 18138308), (10, 9069154), (20, 4534577), (113, 802580), (226, 401290), (452, 200645), (565, 160516), (1130, 80258), (2260, 40129)]