1640576545

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{16963}}^1$

素因数の和:17049

約数の個数: 24

約数和(自身を含む): 2127692736

約数和(自身を除く): 487116191

約数列:

[1, 5, 23, 29, 115, 145, 667, 841, 3335, 4205, 16963, 19343, 84815, 96715, 390149, 491927, 1950745, 2459635, 11314321, 14265883, 56571605, 71329415, 328115309, 1640576545]

約数ペア:

[(1, 1640576545), (5, 328115309), (23, 71329415), (29, 56571605), (115, 14265883), (145, 11314321), (667, 2459635), (841, 1950745), (3335, 491927), (4205, 390149), (16963, 96715), (19343, 84815)]