99419480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{80177}}^1$

素因数の和:80219

約数の個数: 32

約数和(自身を含む): 230912640

約数和(自身を除く): 131493160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 80177, 160354, 320708, 400885, 641416, 801770, 1603540, 2485487, 3207080, 4970974, 9941948, 12427435, 19883896, 24854870, 49709740, 99419480]

約数ペア:

[(1, 99419480), (2, 49709740), (4, 24854870), (5, 19883896), (8, 12427435), (10, 9941948), (20, 4970974), (31, 3207080), (40, 2485487), (62, 1603540), (124, 801770), (155, 641416), (248, 400885), (310, 320708), (620, 160354), (1240, 80177)]