203025910

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{1531}}^1$

素因数の和:1776

約数の個数: 32

約数和(自身を含む): 372276000

約数和(自身を除く): 169250090

約数列:

[1, 2, 5, 10, 89, 149, 178, 298, 445, 745, 890, 1490, 1531, 3062, 7655, 13261, 15310, 26522, 66305, 132610, 136259, 228119, 272518, 456238, 681295, 1140595, 1362590, 2281190, 20302591, 40605182, 101512955, 203025910]

約数ペア:

[(1, 203025910), (2, 101512955), (5, 40605182), (10, 20302591), (89, 2281190), (149, 1362590), (178, 1140595), (298, 681295), (445, 456238), (745, 272518), (890, 228119), (1490, 136259), (1531, 132610), (3062, 66305), (7655, 26522), (13261, 15310)]