78841750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1427}}^1$

素因数の和:1474

約数の個数: 64

約数和(自身を含む): 168412608

約数和(自身を除く): 89570858

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 125, 130, 170, 221, 250, 325, 425, 442, 650, 850, 1105, 1427, 1625, 2125, 2210, 2854, 3250, 4250, 5525, 7135, 11050, 14270, 18551, 24259, 27625, 35675, 37102, 48518, 55250, 71350, 92755, 121295, 178375, 185510, 242590, 315367, 356750, 463775, 606475, 630734, 927550, 1212950, 1576835, 2318875, 3032375, 3153670, 4637750, 6064750, 7884175, 15768350, 39420875, 78841750]

約数ペア:

[(1, 78841750), (2, 39420875), (5, 15768350), (10, 7884175), (13, 6064750), (17, 4637750), (25, 3153670), (26, 3032375), (34, 2318875), (50, 1576835), (65, 1212950), (85, 927550), (125, 630734), (130, 606475), (170, 463775), (221, 356750), (250, 315367), (325, 242590), (425, 185510), (442, 178375), (650, 121295), (850, 92755), (1105, 71350), (1427, 55250), (1625, 48518), (2125, 37102), (2210, 35675), (2854, 27625), (3250, 24259), (4250, 18551), (5525, 14270), (7135, 11050)]