85134680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{967}}^1$

素因数の和:1080

約数の個数: 64

約数和(自身を含む): 200724480

約数和(自身を除く): 115589800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 71, 124, 142, 155, 248, 284, 310, 355, 568, 620, 710, 967, 1240, 1420, 1934, 2201, 2840, 3868, 4402, 4835, 7736, 8804, 9670, 11005, 17608, 19340, 22010, 29977, 38680, 44020, 59954, 68657, 88040, 119908, 137314, 149885, 239816, 274628, 299770, 343285, 549256, 599540, 686570, 1199080, 1373140, 2128367, 2746280, 4256734, 8513468, 10641835, 17026936, 21283670, 42567340, 85134680]

約数ペア:

[(1, 85134680), (2, 42567340), (4, 21283670), (5, 17026936), (8, 10641835), (10, 8513468), (20, 4256734), (31, 2746280), (40, 2128367), (62, 1373140), (71, 1199080), (124, 686570), (142, 599540), (155, 549256), (248, 343285), (284, 299770), (310, 274628), (355, 239816), (568, 149885), (620, 137314), (710, 119908), (967, 88040), (1240, 68657), (1420, 59954), (1934, 44020), (2201, 38680), (2840, 29977), (3868, 22010), (4402, 19340), (4835, 17608), (7736, 11005), (8804, 9670)]