12282500

素因数分解:

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

素因数の和:75

約数の個数: 60

約数和(自身を含む): 28537740

約数和(自身を除く): 16255240

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 125, 170, 250, 289, 340, 425, 500, 578, 625, 850, 1156, 1250, 1445, 1700, 2125, 2500, 2890, 4250, 4913, 5780, 7225, 8500, 9826, 10625, 14450, 19652, 21250, 24565, 28900, 36125, 42500, 49130, 72250, 98260, 122825, 144500, 180625, 245650, 361250, 491300, 614125, 722500, 1228250, 2456500, 3070625, 6141250, 12282500]

約数ペア:

[(1, 12282500), (2, 6141250), (4, 3070625), (5, 2456500), (10, 1228250), (17, 722500), (20, 614125), (25, 491300), (34, 361250), (50, 245650), (68, 180625), (85, 144500), (100, 122825), (125, 98260), (170, 72250), (250, 49130), (289, 42500), (340, 36125), (425, 28900), (500, 24565), (578, 21250), (625, 19652), (850, 14450), (1156, 10625), (1250, 9826), (1445, 8500), (1700, 7225), (2125, 5780), (2500, 4913), (2890, 4250)]