68850940

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{31583}}^1$

素因数の和:31701

約数の個数: 24

約数和(自身を含む): 145918080

約数和(自身を除く): 77067140

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 31583, 63166, 126332, 157915, 315830, 631660, 3442547, 6885094, 13770188, 17212735, 34425470, 68850940]

約数ペア:

[(1, 68850940), (2, 34425470), (4, 17212735), (5, 13770188), (10, 6885094), (20, 3442547), (109, 631660), (218, 315830), (436, 157915), (545, 126332), (1090, 63166), (2180, 31583)]