25197660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139987}}^1$

素因数の和:140002

約数の個数: 36

約数和(自身を含む): 76433448

約数和(自身を除く): 51235788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 139987, 279974, 419961, 559948, 699935, 839922, 1259883, 1399870, 1679844, 2099805, 2519766, 2799740, 4199610, 5039532, 6299415, 8399220, 12598830, 25197660]

約数ペア:

[(1, 25197660), (2, 12598830), (3, 8399220), (4, 6299415), (5, 5039532), (6, 4199610), (9, 2799740), (10, 2519766), (12, 2099805), (15, 1679844), (18, 1399870), (20, 1259883), (30, 839922), (36, 699935), (45, 559948), (60, 419961), (90, 279974), (180, 139987)]