1001488553680

素因数分解:

$2^4\times 5^1\times {\mathrm{12518606921}}^1$

素因数の和:12518606934

約数の個数: 20

約数和(自身を含む): 2328460887492

約数和(自身を除く): 1326972333812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 12518606921, 25037213842, 50074427684, 62593034605, 100148855368, 125186069210, 200297710736, 250372138420, 500744276840, 1001488553680]

約数ペア:

[(1, 1001488553680), (2, 500744276840), (4, 250372138420), (5, 200297710736), (8, 125186069210), (10, 100148855368), (16, 62593034605), (20, 50074427684), (40, 25037213842), (80, 12518606921)]