198492080

素因数分解:

$2^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{7927}}^1$

素因数の和:8253

約数の個数: 40

約数和(自身を含む): 463026912

約数和(自身を除く): 264534832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313, 626, 1252, 1565, 2504, 3130, 5008, 6260, 7927, 12520, 15854, 25040, 31708, 39635, 63416, 79270, 126832, 158540, 317080, 634160, 2481151, 4962302, 9924604, 12405755, 19849208, 24811510, 39698416, 49623020, 99246040, 198492080]

約数ペア:

[(1, 198492080), (2, 99246040), (4, 49623020), (5, 39698416), (8, 24811510), (10, 19849208), (16, 12405755), (20, 9924604), (40, 4962302), (80, 2481151), (313, 634160), (626, 317080), (1252, 158540), (1565, 126832), (2504, 79270), (3130, 63416), (5008, 39635), (6260, 31708), (7927, 25040), (12520, 15854)]