712887920

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{91867}}^1$

素因数の和:91977

約数の個数: 40

約数和(自身を含む): 1674569904

約数和(自身を除く): 961681984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 91867, 183734, 367468, 459335, 734936, 918670, 1469872, 1837340, 3674680, 7349360, 8911099, 17822198, 35644396, 44555495, 71288792, 89110990, 142577584, 178221980, 356443960, 712887920]

約数ペア:

[(1, 712887920), (2, 356443960), (4, 178221980), (5, 142577584), (8, 89110990), (10, 71288792), (16, 44555495), (20, 35644396), (40, 17822198), (80, 8911099), (97, 7349360), (194, 3674680), (388, 1837340), (485, 1469872), (776, 918670), (970, 734936), (1552, 459335), (1940, 367468), (3880, 183734), (7760, 91867)]