25198380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139991}}^1$

素因数の和:140006

約数の個数: 36

約数和(自身を含む): 76435632

約数和(自身を除く): 51237252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 139991, 279982, 419973, 559964, 699955, 839946, 1259919, 1399910, 1679892, 2099865, 2519838, 2799820, 4199730, 5039676, 6299595, 8399460, 12599190, 25198380]

約数ペア:

[(1, 25198380), (2, 12599190), (3, 8399460), (4, 6299595), (5, 5039676), (6, 4199730), (9, 2799820), (10, 2519838), (12, 2099865), (15, 1679892), (18, 1399910), (20, 1259919), (30, 839946), (36, 699955), (45, 559964), (60, 419973), (90, 279982), (180, 139991)]