90181660

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{57077}}^1$

素因数の和:57165

約数の個数: 24

約数和(自身を含む): 191782080

約数和(自身を除く): 101600420

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 57077, 114154, 228308, 285385, 570770, 1141540, 4509083, 9018166, 18036332, 22545415, 45090830, 90181660]

約数ペア:

[(1, 90181660), (2, 45090830), (4, 22545415), (5, 18036332), (10, 9018166), (20, 4509083), (79, 1141540), (158, 570770), (316, 285385), (395, 228308), (790, 114154), (1580, 57077)]