77307500

素因数分解:

$2^2\times 5^4\times {\mathrm{17}}^2\times {\mathrm{107}}^1$

素因数の和:165

約数の個数: 90

約数和(自身を含む): 181263852

約数和(自身を除く): 103956352

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 107, 125, 170, 214, 250, 289, 340, 425, 428, 500, 535, 578, 625, 850, 1070, 1156, 1250, 1445, 1700, 1819, 2125, 2140, 2500, 2675, 2890, 3638, 4250, 5350, 5780, 7225, 7276, 8500, 9095, 10625, 10700, 13375, 14450, 18190, 21250, 26750, 28900, 30923, 36125, 36380, 42500, 45475, 53500, 61846, 66875, 72250, 90950, 123692, 133750, 144500, 154615, 180625, 181900, 227375, 267500, 309230, 361250, 454750, 618460, 722500, 773075, 909500, 1136875, 1546150, 2273750, 3092300, 3865375, 4547500, 7730750, 15461500, 19326875, 38653750, 77307500]

約数ペア:

[(1, 77307500), (2, 38653750), (4, 19326875), (5, 15461500), (10, 7730750), (17, 4547500), (20, 3865375), (25, 3092300), (34, 2273750), (50, 1546150), (68, 1136875), (85, 909500), (100, 773075), (107, 722500), (125, 618460), (170, 454750), (214, 361250), (250, 309230), (289, 267500), (340, 227375), (425, 181900), (428, 180625), (500, 154615), (535, 144500), (578, 133750), (625, 123692), (850, 90950), (1070, 72250), (1156, 66875), (1250, 61846), (1445, 53500), (1700, 45475), (1819, 42500), (2125, 36380), (2140, 36125), (2500, 30923), (2675, 28900), (2890, 26750), (3638, 21250), (4250, 18190), (5350, 14450), (5780, 13375), (7225, 10700), (7276, 10625), (8500, 9095)]