54538640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^2$

素因数の和:484

約数の個数: 60

約数和(自身を含む): 137155284

約数和(自身を除く): 82616644

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 229, 260, 458, 520, 916, 1040, 1145, 1832, 2290, 2977, 3664, 4580, 5954, 9160, 11908, 14885, 18320, 23816, 29770, 47632, 52441, 59540, 104882, 119080, 209764, 238160, 262205, 419528, 524410, 681733, 839056, 1048820, 1363466, 2097640, 2726932, 3408665, 4195280, 5453864, 6817330, 10907728, 13634660, 27269320, 54538640]

約数ペア:

[(1, 54538640), (2, 27269320), (4, 13634660), (5, 10907728), (8, 6817330), (10, 5453864), (13, 4195280), (16, 3408665), (20, 2726932), (26, 2097640), (40, 1363466), (52, 1048820), (65, 839056), (80, 681733), (104, 524410), (130, 419528), (208, 262205), (229, 238160), (260, 209764), (458, 119080), (520, 104882), (916, 59540), (1040, 52441), (1145, 47632), (1832, 29770), (2290, 23816), (2977, 18320), (3664, 14885), (4580, 11908), (5954, 9160)]