27880250

素因数分解:

$2^1\times 5^3\times {\mathrm{111521}}^1$

素因数の和:111538

約数の個数: 16

約数和(自身を含む): 52192296

約数和(自身を除く): 24312046

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 111521, 223042, 557605, 1115210, 2788025, 5576050, 13940125, 27880250]

約数ペア:

[(1, 27880250), (2, 13940125), (5, 5576050), (10, 2788025), (25, 1115210), (50, 557605), (125, 223042), (250, 111521)]