81408750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{1277}}^1$

素因数の和:1319

約数の個数: 80

約数和(自身を含む): 215593488

約数和(自身を除く): 134184738

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 125, 150, 170, 250, 255, 375, 425, 510, 625, 750, 850, 1250, 1275, 1277, 1875, 2125, 2550, 2554, 3750, 3831, 4250, 6375, 6385, 7662, 10625, 12750, 12770, 19155, 21250, 21709, 31875, 31925, 38310, 43418, 63750, 63850, 65127, 95775, 108545, 130254, 159625, 191550, 217090, 319250, 325635, 478875, 542725, 651270, 798125, 957750, 1085450, 1596250, 1628175, 2394375, 2713625, 3256350, 4788750, 5427250, 8140875, 13568125, 16281750, 27136250, 40704375, 81408750]

約数ペア:

[(1, 81408750), (2, 40704375), (3, 27136250), (5, 16281750), (6, 13568125), (10, 8140875), (15, 5427250), (17, 4788750), (25, 3256350), (30, 2713625), (34, 2394375), (50, 1628175), (51, 1596250), (75, 1085450), (85, 957750), (102, 798125), (125, 651270), (150, 542725), (170, 478875), (250, 325635), (255, 319250), (375, 217090), (425, 191550), (510, 159625), (625, 130254), (750, 108545), (850, 95775), (1250, 65127), (1275, 63850), (1277, 63750), (1875, 43418), (2125, 38310), (2550, 31925), (2554, 31875), (3750, 21709), (3831, 21250), (4250, 19155), (6375, 12770), (6385, 12750), (7662, 10625)]