128307500

素因数分解:

$2^2\times 5^4\times {\mathrm{17}}^1\times {\mathrm{3019}}^1$

素因数の和:3060

約数の個数: 60

約数和(自身を含む): 297186120

約数和(自身を除く): 168878620

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 125, 170, 250, 340, 425, 500, 625, 850, 1250, 1700, 2125, 2500, 3019, 4250, 6038, 8500, 10625, 12076, 15095, 21250, 30190, 42500, 51323, 60380, 75475, 102646, 150950, 205292, 256615, 301900, 377375, 513230, 754750, 1026460, 1283075, 1509500, 1886875, 2566150, 3773750, 5132300, 6415375, 7547500, 12830750, 25661500, 32076875, 64153750, 128307500]

約数ペア:

[(1, 128307500), (2, 64153750), (4, 32076875), (5, 25661500), (10, 12830750), (17, 7547500), (20, 6415375), (25, 5132300), (34, 3773750), (50, 2566150), (68, 1886875), (85, 1509500), (100, 1283075), (125, 1026460), (170, 754750), (250, 513230), (340, 377375), (425, 301900), (500, 256615), (625, 205292), (850, 150950), (1250, 102646), (1700, 75475), (2125, 60380), (2500, 51323), (3019, 42500), (4250, 30190), (6038, 21250), (8500, 15095), (10625, 12076)]