61302380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{74759}}^1$

素因数の和:74809

約数の個数: 24

約数和(自身を含む): 131876640

約数和(自身を除く): 70574260

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 74759, 149518, 299036, 373795, 747590, 1495180, 3065119, 6130238, 12260476, 15325595, 30651190, 61302380]

約数ペア:

[(1, 61302380), (2, 30651190), (4, 15325595), (5, 12260476), (10, 6130238), (20, 3065119), (41, 1495180), (82, 747590), (164, 373795), (205, 299036), (410, 149518), (820, 74759)]