42640550

素因数分解:

$2^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{7547}}^1$

素因数の和:7672

約数の個数: 24

約数和(自身を含む): 80023896

約数和(自身を除く): 37383346

約数列:

[1, 2, 5, 10, 25, 50, 113, 226, 565, 1130, 2825, 5650, 7547, 15094, 37735, 75470, 188675, 377350, 852811, 1705622, 4264055, 8528110, 21320275, 42640550]

約数ペア:

[(1, 42640550), (2, 21320275), (5, 8528110), (10, 4264055), (25, 1705622), (50, 852811), (113, 377350), (226, 188675), (565, 75470), (1130, 37735), (2825, 15094), (5650, 7547)]