20511331375

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{1117}}^1\times {\mathrm{3583}}^1$

素因数の和:4756

約数の個数: 32

約数和(自身を含む): 26253287424

約数和(自身を除く): 5741956049

約数列:

[1, 5, 25, 41, 125, 205, 1025, 1117, 3583, 5125, 5585, 17915, 27925, 45797, 89575, 139625, 146903, 228985, 447875, 734515, 1144925, 3672575, 4002211, 5724625, 18362875, 20011055, 100055275, 164090651, 500276375, 820453255, 4102266275, 20511331375]

約数ペア:

[(1, 20511331375), (5, 4102266275), (25, 820453255), (41, 500276375), (125, 164090651), (205, 100055275), (1025, 20011055), (1117, 18362875), (3583, 5724625), (5125, 4002211), (5585, 3672575), (17915, 1144925), (27925, 734515), (45797, 447875), (89575, 228985), (139625, 146903)]