8666450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:291

約数の個数: 48

約数和(自身を含む): 17707200

約数和(自身を除く): 9040750

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 67, 130, 134, 199, 325, 335, 398, 650, 670, 871, 995, 1675, 1742, 1990, 2587, 3350, 4355, 4975, 5174, 8710, 9950, 12935, 13333, 21775, 25870, 26666, 43550, 64675, 66665, 129350, 133330, 173329, 333325, 346658, 666650, 866645, 1733290, 4333225, 8666450]

約数ペア:

[(1, 8666450), (2, 4333225), (5, 1733290), (10, 866645), (13, 666650), (25, 346658), (26, 333325), (50, 173329), (65, 133330), (67, 129350), (130, 66665), (134, 64675), (199, 43550), (325, 26666), (335, 25870), (398, 21775), (650, 13333), (670, 12935), (871, 9950), (995, 8710), (1675, 5174), (1742, 4975), (1990, 4355), (2587, 3350)]