28975250

素因数分解:

$2^1\times 5^3\times {\mathrm{115901}}^1$

素因数の和:115918

約数の個数: 16

約数和(自身を含む): 54242136

約数和(自身を除く): 25266886

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 115901, 231802, 579505, 1159010, 2897525, 5795050, 14487625, 28975250]

約数ペア:

[(1, 28975250), (2, 14487625), (5, 5795050), (10, 2897525), (25, 1159010), (50, 579505), (125, 231802), (250, 115901)]