628426175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{18773}}^1$

素因数の和:18899

約数の個数: 24

約数和(自身を含む): 847383264

約数和(自身を除く): 218957089

約数列:

[1, 5, 13, 25, 65, 103, 325, 515, 1339, 2575, 6695, 18773, 33475, 93865, 244049, 469325, 1220245, 1933619, 6101225, 9668095, 25137047, 48340475, 125685235, 628426175]

約数ペア:

[(1, 628426175), (5, 125685235), (13, 48340475), (25, 25137047), (65, 9668095), (103, 6101225), (325, 1933619), (515, 1220245), (1339, 469325), (2575, 244049), (6695, 93865), (18773, 33475)]