85409840

素因数分解:

$2^4\times 5^1\times {\mathrm{701}}^1\times {\mathrm{1523}}^1$

素因数の和:2237

約数の個数: 40

約数和(自身を含む): 198991728

約数和(自身を除く): 113581888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 701, 1402, 1523, 2804, 3046, 3505, 5608, 6092, 7010, 7615, 11216, 12184, 14020, 15230, 24368, 28040, 30460, 56080, 60920, 121840, 1067623, 2135246, 4270492, 5338115, 8540984, 10676230, 17081968, 21352460, 42704920, 85409840]

約数ペア:

[(1, 85409840), (2, 42704920), (4, 21352460), (5, 17081968), (8, 10676230), (10, 8540984), (16, 5338115), (20, 4270492), (40, 2135246), (80, 1067623), (701, 121840), (1402, 60920), (1523, 56080), (2804, 30460), (3046, 28040), (3505, 24368), (5608, 15230), (6092, 14020), (7010, 12184), (7615, 11216)]