13727500

素因数分解:

$2^2\times 5^4\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:77

約数の個数: 90

約数和(自身を含む): 33567380

約数和(自身を除く): 19839880

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 50, 68, 76, 85, 95, 100, 125, 170, 190, 250, 289, 323, 340, 380, 425, 475, 500, 578, 625, 646, 850, 950, 1156, 1250, 1292, 1445, 1615, 1700, 1900, 2125, 2375, 2500, 2890, 3230, 4250, 4750, 5491, 5780, 6460, 7225, 8075, 8500, 9500, 10625, 10982, 11875, 14450, 16150, 21250, 21964, 23750, 27455, 28900, 32300, 36125, 40375, 42500, 47500, 54910, 72250, 80750, 109820, 137275, 144500, 161500, 180625, 201875, 274550, 361250, 403750, 549100, 686375, 722500, 807500, 1372750, 2745500, 3431875, 6863750, 13727500]

約数ペア:

[(1, 13727500), (2, 6863750), (4, 3431875), (5, 2745500), (10, 1372750), (17, 807500), (19, 722500), (20, 686375), (25, 549100), (34, 403750), (38, 361250), (50, 274550), (68, 201875), (76, 180625), (85, 161500), (95, 144500), (100, 137275), (125, 109820), (170, 80750), (190, 72250), (250, 54910), (289, 47500), (323, 42500), (340, 40375), (380, 36125), (425, 32300), (475, 28900), (500, 27455), (578, 23750), (625, 21964), (646, 21250), (850, 16150), (950, 14450), (1156, 11875), (1250, 10982), (1292, 10625), (1445, 9500), (1615, 8500), (1700, 8075), (1900, 7225), (2125, 6460), (2375, 5780), (2500, 5491), (2890, 4750), (3230, 4250)]