90814072

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{2609}}^1$

素因数の和:2863

約数の個数: 32

約数和(自身を含む): 180090000

約数和(自身を除く): 89275928

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 229, 458, 916, 1832, 2609, 4351, 5218, 8702, 10436, 17404, 20872, 34808, 49571, 99142, 198284, 396568, 597461, 1194922, 2389844, 4779688, 11351759, 22703518, 45407036, 90814072]

約数ペア:

[(1, 90814072), (2, 45407036), (4, 22703518), (8, 11351759), (19, 4779688), (38, 2389844), (76, 1194922), (152, 597461), (229, 396568), (458, 198284), (916, 99142), (1832, 49571), (2609, 34808), (4351, 20872), (5218, 17404), (8702, 10436)]