209065250

素因数分解:

$2^1\times 5^3\times {\mathrm{239}}^1\times {\mathrm{3499}}^1$

素因数の和:3755

約数の個数: 32

約数和(自身を含む): 393120000

約数和(自身を除く): 184054750

約数列:

[1, 2, 5, 10, 25, 50, 125, 239, 250, 478, 1195, 2390, 3499, 5975, 6998, 11950, 17495, 29875, 34990, 59750, 87475, 174950, 437375, 836261, 874750, 1672522, 4181305, 8362610, 20906525, 41813050, 104532625, 209065250]

約数ペア:

[(1, 209065250), (2, 104532625), (5, 41813050), (10, 20906525), (25, 8362610), (50, 4181305), (125, 1672522), (239, 874750), (250, 836261), (478, 437375), (1195, 174950), (2390, 87475), (3499, 59750), (5975, 34990), (6998, 29875), (11950, 17495)]