3968698000

素因数分解:

$2^4\times 5^3\times {\mathrm{647}}^1\times {\mathrm{3067}}^1$

素因数の和:3737

約数の個数: 80

約数和(自身を含む): 9614277504

約数和(自身を除く): 5645579504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 647, 1000, 1294, 2000, 2588, 3067, 3235, 5176, 6134, 6470, 10352, 12268, 12940, 15335, 16175, 24536, 25880, 30670, 32350, 49072, 51760, 61340, 64700, 76675, 80875, 122680, 129400, 153350, 161750, 245360, 258800, 306700, 323500, 383375, 613400, 647000, 766750, 1226800, 1294000, 1533500, 1984349, 3067000, 3968698, 6134000, 7937396, 9921745, 15874792, 19843490, 31749584, 39686980, 49608725, 79373960, 99217450, 158747920, 198434900, 248043625, 396869800, 496087250, 793739600, 992174500, 1984349000, 3968698000]

約数ペア:

[(1, 3968698000), (2, 1984349000), (4, 992174500), (5, 793739600), (8, 496087250), (10, 396869800), (16, 248043625), (20, 198434900), (25, 158747920), (40, 99217450), (50, 79373960), (80, 49608725), (100, 39686980), (125, 31749584), (200, 19843490), (250, 15874792), (400, 9921745), (500, 7937396), (647, 6134000), (1000, 3968698), (1294, 3067000), (2000, 1984349), (2588, 1533500), (3067, 1294000), (3235, 1226800), (5176, 766750), (6134, 647000), (6470, 613400), (10352, 383375), (12268, 323500), (12940, 306700), (15335, 258800), (16175, 245360), (24536, 161750), (25880, 153350), (30670, 129400), (32350, 122680), (49072, 80875), (51760, 76675), (61340, 64700)]