76857520

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{12161}}^1$

素因数の和:12253

約数の個数: 40

約数和(自身を含む): 180970560

約数和(自身を除く): 104113040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 12161, 24322, 48644, 60805, 97288, 121610, 194576, 243220, 486440, 960719, 972880, 1921438, 3842876, 4803595, 7685752, 9607190, 15371504, 19214380, 38428760, 76857520]

約数ペア:

[(1, 76857520), (2, 38428760), (4, 19214380), (5, 15371504), (8, 9607190), (10, 7685752), (16, 4803595), (20, 3842876), (40, 1921438), (79, 972880), (80, 960719), (158, 486440), (316, 243220), (395, 194576), (632, 121610), (790, 97288), (1264, 60805), (1580, 48644), (3160, 24322), (6320, 12161)]