28801250

素因数分解:

$2^1\times 5^4\times {\mathrm{23041}}^1$

素因数の和:23063

約数の個数: 20

約数和(自身を含む): 53987406

約数和(自身を除く): 25186156

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 23041, 46082, 115205, 230410, 576025, 1152050, 2880125, 5760250, 14400625, 28801250]

約数ペア:

[(1, 28801250), (2, 14400625), (5, 5760250), (10, 2880125), (25, 1152050), (50, 576025), (125, 230410), (250, 115205), (625, 46082), (1250, 23041)]