51006980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{41809}}^1$

素因数の和:41879

約数の個数: 24

約数和(自身を含む): 108873240

約数和(自身を除く): 57866260

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 41809, 83618, 167236, 209045, 418090, 836180, 2550349, 5100698, 10201396, 12751745, 25503490, 51006980]

約数ペア:

[(1, 51006980), (2, 25503490), (4, 12751745), (5, 10201396), (10, 5100698), (20, 2550349), (61, 836180), (122, 418090), (244, 209045), (305, 167236), (610, 83618), (1220, 41809)]