281037250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2011}}^1$

素因数の和:2084

約数の個数: 64

約数和(自身を含む): 580035456

約数和(自身を除く): 298998206

約数列:

[1, 2, 5, 10, 13, 25, 26, 43, 50, 65, 86, 125, 130, 215, 250, 325, 430, 559, 650, 1075, 1118, 1625, 2011, 2150, 2795, 3250, 4022, 5375, 5590, 10055, 10750, 13975, 20110, 26143, 27950, 50275, 52286, 69875, 86473, 100550, 130715, 139750, 172946, 251375, 261430, 432365, 502750, 653575, 864730, 1124149, 1307150, 2161825, 2248298, 3267875, 4323650, 5620745, 6535750, 10809125, 11241490, 21618250, 28103725, 56207450, 140518625, 281037250]

約数ペア:

[(1, 281037250), (2, 140518625), (5, 56207450), (10, 28103725), (13, 21618250), (25, 11241490), (26, 10809125), (43, 6535750), (50, 5620745), (65, 4323650), (86, 3267875), (125, 2248298), (130, 2161825), (215, 1307150), (250, 1124149), (325, 864730), (430, 653575), (559, 502750), (650, 432365), (1075, 261430), (1118, 251375), (1625, 172946), (2011, 139750), (2150, 130715), (2795, 100550), (3250, 86473), (4022, 69875), (5375, 52286), (5590, 50275), (10055, 27950), (10750, 26143), (13975, 20110)]