80442680

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{46769}}^1$

素因数の和:46823

約数の個数: 32

約数和(自身を含む): 185209200

約数和(自身を除く): 104766520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 46769, 93538, 187076, 233845, 374152, 467690, 935380, 1870760, 2011067, 4022134, 8044268, 10055335, 16088536, 20110670, 40221340, 80442680]

約数ペア:

[(1, 80442680), (2, 40221340), (4, 20110670), (5, 16088536), (8, 10055335), (10, 8044268), (20, 4022134), (40, 2011067), (43, 1870760), (86, 935380), (172, 467690), (215, 374152), (344, 233845), (430, 187076), (860, 93538), (1720, 46769)]