68259220

素因数分解:

$2^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{5179}}^1$

素因数の和:5847

約数の個数: 24

約数和(自身を含む): 143589600

約数和(自身を除く): 75330380

約数列:

[1, 2, 4, 5, 10, 20, 659, 1318, 2636, 3295, 5179, 6590, 10358, 13180, 20716, 25895, 51790, 103580, 3412961, 6825922, 13651844, 17064805, 34129610, 68259220]

約数ペア:

[(1, 68259220), (2, 34129610), (4, 17064805), (5, 13651844), (10, 6825922), (20, 3412961), (659, 103580), (1318, 51790), (2636, 25895), (3295, 20716), (5179, 13180), (6590, 10358)]