88868680

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{28123}}^1$

素因数の和:28213

約数の個数: 32

約数和(自身を含む): 202492800

約数和(自身を除く): 113624120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 28123, 56246, 112492, 140615, 224984, 281230, 562460, 1124920, 2221717, 4443434, 8886868, 11108585, 17773736, 22217170, 44434340, 88868680]

約数ペア:

[(1, 88868680), (2, 44434340), (4, 22217170), (5, 17773736), (8, 11108585), (10, 8886868), (20, 4443434), (40, 2221717), (79, 1124920), (158, 562460), (316, 281230), (395, 224984), (632, 140615), (790, 112492), (1580, 56246), (3160, 28123)]