64889020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{5867}}^1$

素因数の和:5962

約数の個数: 48

約数和(自身を含む): 157731840

約数和(自身を除く): 92842820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 5867, 11060, 11734, 23468, 29335, 41069, 58670, 82138, 117340, 164276, 205345, 410690, 463493, 821380, 926986, 1853972, 2317465, 3244451, 4634930, 6488902, 9269860, 12977804, 16222255, 32444510, 64889020]

約数ペア:

[(1, 64889020), (2, 32444510), (4, 16222255), (5, 12977804), (7, 9269860), (10, 6488902), (14, 4634930), (20, 3244451), (28, 2317465), (35, 1853972), (70, 926986), (79, 821380), (140, 463493), (158, 410690), (316, 205345), (395, 164276), (553, 117340), (790, 82138), (1106, 58670), (1580, 41069), (2212, 29335), (2765, 23468), (5530, 11734), (5867, 11060)]