81901670

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{2411}}^1$

素因数の和:2540

約数の個数: 32

約数和(自身を含む): 152824320

約数和(自身を除く): 70922650

約数列:

[1, 2, 5, 10, 43, 79, 86, 158, 215, 395, 430, 790, 2411, 3397, 4822, 6794, 12055, 16985, 24110, 33970, 103673, 190469, 207346, 380938, 518365, 952345, 1036730, 1904690, 8190167, 16380334, 40950835, 81901670]

約数ペア:

[(1, 81901670), (2, 40950835), (5, 16380334), (10, 8190167), (43, 1904690), (79, 1036730), (86, 952345), (158, 518365), (215, 380938), (395, 207346), (430, 190469), (790, 103673), (2411, 33970), (3397, 24110), (4822, 16985), (6794, 12055)]