28626250

素因数分解:

$2^1\times 5^4\times {\mathrm{22901}}^1$

素因数の和:22923

約数の個数: 20

約数和(自身を含む): 53659386

約数和(自身を除く): 25033136

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 22901, 45802, 114505, 229010, 572525, 1145050, 2862625, 5725250, 14313125, 28626250]

約数ペア:

[(1, 28626250), (2, 14313125), (5, 5725250), (10, 2862625), (25, 1145050), (50, 572525), (125, 229010), (250, 114505), (625, 45802), (1250, 22901)]