71717560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{105467}}^1$

素因数の和:105495

約数の個数: 32

約数和(自身を含む): 170858160

約数和(自身を除く): 99140600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 105467, 210934, 421868, 527335, 843736, 1054670, 1792939, 2109340, 3585878, 4218680, 7171756, 8964695, 14343512, 17929390, 35858780, 71717560]

約数ペア:

[(1, 71717560), (2, 35858780), (4, 17929390), (5, 14343512), (8, 8964695), (10, 7171756), (17, 4218680), (20, 3585878), (34, 2109340), (40, 1792939), (68, 1054670), (85, 843736), (136, 527335), (170, 421868), (340, 210934), (680, 105467)]