161965850

素因数分解:

$2^1\times 5^2\times {\mathrm{569}}^1\times {\mathrm{5693}}^1$

素因数の和:6274

約数の個数: 24

約数和(自身を含む): 301838940

約数和(自身を除く): 139873090

約数列:

[1, 2, 5, 10, 25, 50, 569, 1138, 2845, 5690, 5693, 11386, 14225, 28450, 28465, 56930, 142325, 284650, 3239317, 6478634, 16196585, 32393170, 80982925, 161965850]

約数ペア:

[(1, 161965850), (2, 80982925), (5, 32393170), (10, 16196585), (25, 6478634), (50, 3239317), (569, 284650), (1138, 142325), (2845, 56930), (5690, 28465), (5693, 28450), (11386, 14225)]