68585625

素因数分解:

$3^2\times 5^4\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:252

約数の個数: 60

約数和(自身を含む): 126100260

約数和(自身を除く): 57514635

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 89, 125, 137, 225, 267, 375, 411, 445, 625, 685, 801, 1125, 1233, 1335, 1875, 2055, 2225, 3425, 4005, 5625, 6165, 6675, 10275, 11125, 12193, 17125, 20025, 30825, 33375, 36579, 51375, 55625, 60965, 85625, 100125, 109737, 154125, 166875, 182895, 256875, 304825, 500625, 548685, 770625, 914475, 1524125, 2743425, 4572375, 7620625, 13717125, 22861875, 68585625]

約数ペア:

[(1, 68585625), (3, 22861875), (5, 13717125), (9, 7620625), (15, 4572375), (25, 2743425), (45, 1524125), (75, 914475), (89, 770625), (125, 548685), (137, 500625), (225, 304825), (267, 256875), (375, 182895), (411, 166875), (445, 154125), (625, 109737), (685, 100125), (801, 85625), (1125, 60965), (1233, 55625), (1335, 51375), (1875, 36579), (2055, 33375), (2225, 30825), (3425, 20025), (4005, 17125), (5625, 12193), (6165, 11125), (6675, 10275)]