681567680

素因数分解:

$2^6\times 5^1\times {\mathrm{47}}^1\times {\mathrm{45317}}^1$

素因数の和:45381

約数の個数: 56

約数和(自身を含む): 1657551168

約数和(自身を除く): 975983488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 160, 188, 235, 320, 376, 470, 752, 940, 1504, 1880, 3008, 3760, 7520, 15040, 45317, 90634, 181268, 226585, 362536, 453170, 725072, 906340, 1450144, 1812680, 2129899, 2900288, 3625360, 4259798, 7250720, 8519596, 10649495, 14501440, 17039192, 21298990, 34078384, 42597980, 68156768, 85195960, 136313536, 170391920, 340783840, 681567680]

約数ペア:

[(1, 681567680), (2, 340783840), (4, 170391920), (5, 136313536), (8, 85195960), (10, 68156768), (16, 42597980), (20, 34078384), (32, 21298990), (40, 17039192), (47, 14501440), (64, 10649495), (80, 8519596), (94, 7250720), (160, 4259798), (188, 3625360), (235, 2900288), (320, 2129899), (376, 1812680), (470, 1450144), (752, 906340), (940, 725072), (1504, 453170), (1880, 362536), (3008, 226585), (3760, 181268), (7520, 90634), (15040, 45317)]