80962500

素因数分解:

$2^2\times 3^1\times 5^5\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 251983872

約数和(自身を除く): 171021372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 125, 127, 150, 170, 204, 250, 254, 255, 300, 340, 375, 381, 425, 500, 508, 510, 625, 635, 750, 762, 850, 1020, 1250, 1270, 1275, 1500, 1524, 1700, 1875, 1905, 2125, 2159, 2500, 2540, 2550, 3125, 3175, 3750, 3810, 4250, 4318, 5100, 6250, 6350, 6375, 6477, 7500, 7620, 8500, 8636, 9375, 9525, 10625, 10795, 12500, 12700, 12750, 12954, 15875, 18750, 19050, 21250, 21590, 25500, 25908, 31750, 31875, 32385, 37500, 38100, 42500, 43180, 47625, 53125, 53975, 63500, 63750, 64770, 79375, 95250, 106250, 107950, 127500, 129540, 158750, 159375, 161925, 190500, 212500, 215900, 238125, 269875, 317500, 318750, 323850, 396875, 476250, 539750, 637500, 647700, 793750, 809625, 952500, 1079500, 1190625, 1349375, 1587500, 1619250, 2381250, 2698750, 3238500, 4048125, 4762500, 5397500, 6746875, 8096250, 13493750, 16192500, 20240625, 26987500, 40481250, 80962500]

約数ペア:

[(1, 80962500), (2, 40481250), (3, 26987500), (4, 20240625), (5, 16192500), (6, 13493750), (10, 8096250), (12, 6746875), (15, 5397500), (17, 4762500), (20, 4048125), (25, 3238500), (30, 2698750), (34, 2381250), (50, 1619250), (51, 1587500), (60, 1349375), (68, 1190625), (75, 1079500), (85, 952500), (100, 809625), (102, 793750), (125, 647700), (127, 637500), (150, 539750), (170, 476250), (204, 396875), (250, 323850), (254, 318750), (255, 317500), (300, 269875), (340, 238125), (375, 215900), (381, 212500), (425, 190500), (500, 161925), (508, 159375), (510, 158750), (625, 129540), (635, 127500), (750, 107950), (762, 106250), (850, 95250), (1020, 79375), (1250, 64770), (1270, 63750), (1275, 63500), (1500, 53975), (1524, 53125), (1700, 47625), (1875, 43180), (1905, 42500), (2125, 38100), (2159, 37500), (2500, 32385), (2540, 31875), (2550, 31750), (3125, 25908), (3175, 25500), (3750, 21590), (3810, 21250), (4250, 19050), (4318, 18750), (5100, 15875), (6250, 12954), (6350, 12750), (6375, 12700), (6477, 12500), (7500, 10795), (7620, 10625), (8500, 9525), (8636, 9375)]