55279240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{81293}}^1$

素因数の和:81321

約数の個数: 32

約数和(自身を含む): 131696280

約数和(自身を除く): 76417040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 81293, 162586, 325172, 406465, 650344, 812930, 1381981, 1625860, 2763962, 3251720, 5527924, 6909905, 11055848, 13819810, 27639620, 55279240]

約数ペア:

[(1, 55279240), (2, 27639620), (4, 13819810), (5, 11055848), (8, 6909905), (10, 5527924), (17, 3251720), (20, 2763962), (34, 1625860), (40, 1381981), (68, 812930), (85, 650344), (136, 406465), (170, 325172), (340, 162586), (680, 81293)]