2005203975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{8689}}^1$

素因数の和:8900

約数の個数: 48

約数和(自身を含む): 3530086560

約数和(自身を除く): 1524882585

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 181, 255, 425, 543, 905, 1275, 2715, 3077, 4525, 8689, 9231, 13575, 15385, 26067, 43445, 46155, 76925, 130335, 147713, 217225, 230775, 443139, 651675, 738565, 1572709, 2215695, 3692825, 4718127, 7863545, 11078475, 23590635, 26736053, 39317725, 80208159, 117953175, 133680265, 401040795, 668401325, 2005203975]

約数ペア:

[(1, 2005203975), (3, 668401325), (5, 401040795), (15, 133680265), (17, 117953175), (25, 80208159), (51, 39317725), (75, 26736053), (85, 23590635), (181, 11078475), (255, 7863545), (425, 4718127), (543, 3692825), (905, 2215695), (1275, 1572709), (2715, 738565), (3077, 651675), (4525, 443139), (8689, 230775), (9231, 217225), (13575, 147713), (15385, 130335), (26067, 76925), (43445, 46155)]