28222750

素因数分解:

$2^1\times 5^3\times {\mathrm{79}}^1\times {\mathrm{1429}}^1$

素因数の和:1525

約数の個数: 32

約数和(自身を含む): 53539200

約数和(自身を除く): 25316450

約数列:

[1, 2, 5, 10, 25, 50, 79, 125, 158, 250, 395, 790, 1429, 1975, 2858, 3950, 7145, 9875, 14290, 19750, 35725, 71450, 112891, 178625, 225782, 357250, 564455, 1128910, 2822275, 5644550, 14111375, 28222750]

約数ペア:

[(1, 28222750), (2, 14111375), (5, 5644550), (10, 2822275), (25, 1128910), (50, 564455), (79, 357250), (125, 225782), (158, 178625), (250, 112891), (395, 71450), (790, 35725), (1429, 19750), (1975, 14290), (2858, 9875), (3950, 7145)]