89525840

素因数分解:

$2^4\times 5^1\times {\mathrm{661}}^1\times {\mathrm{1693}}^1$

素因数の和:2367

約数の個数: 40

約数和(自身を含む): 208585608

約数和(自身を除く): 119059768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 661, 1322, 1693, 2644, 3305, 3386, 5288, 6610, 6772, 8465, 10576, 13220, 13544, 16930, 26440, 27088, 33860, 52880, 67720, 135440, 1119073, 2238146, 4476292, 5595365, 8952584, 11190730, 17905168, 22381460, 44762920, 89525840]

約数ペア:

[(1, 89525840), (2, 44762920), (4, 22381460), (5, 17905168), (8, 11190730), (10, 8952584), (16, 5595365), (20, 4476292), (40, 2238146), (80, 1119073), (661, 135440), (1322, 67720), (1693, 52880), (2644, 33860), (3305, 27088), (3386, 26440), (5288, 16930), (6610, 13544), (6772, 13220), (8465, 10576)]