25019480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20177}}^1$

素因数の和:20219

約数の個数: 32

約数和(自身を含む): 58112640

約数和(自身を除く): 33093160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 20177, 40354, 80708, 100885, 161416, 201770, 403540, 625487, 807080, 1250974, 2501948, 3127435, 5003896, 6254870, 12509740, 25019480]

約数ペア:

[(1, 25019480), (2, 12509740), (4, 6254870), (5, 5003896), (8, 3127435), (10, 2501948), (20, 1250974), (31, 807080), (40, 625487), (62, 403540), (124, 201770), (155, 161416), (248, 100885), (310, 80708), (620, 40354), (1240, 20177)]