90550655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1637}}^1$

素因数の和:1715

約数の個数: 32

約数和(自身を含む): 125483904

約数和(自身を除く): 34933249

約数列:

[1, 5, 13, 23, 37, 65, 115, 185, 299, 481, 851, 1495, 1637, 2405, 4255, 8185, 11063, 21281, 37651, 55315, 60569, 106405, 188255, 302845, 489463, 787397, 1393087, 2447315, 3936985, 6965435, 18110131, 90550655]

約数ペア:

[(1, 90550655), (5, 18110131), (13, 6965435), (23, 3936985), (37, 2447315), (65, 1393087), (115, 787397), (185, 489463), (299, 302845), (481, 188255), (851, 106405), (1495, 60569), (1637, 55315), (2405, 37651), (4255, 21281), (8185, 11063)]