76818020

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{48619}}^1$

素因数の和:48707

約数の個数: 24

約数和(自身を含む): 163363200

約数和(自身を除く): 86545180

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 48619, 97238, 194476, 243095, 486190, 972380, 3840901, 7681802, 15363604, 19204505, 38409010, 76818020]

約数ペア:

[(1, 76818020), (2, 38409010), (4, 19204505), (5, 15363604), (10, 7681802), (20, 3840901), (79, 972380), (158, 486190), (316, 243095), (395, 194476), (790, 97238), (1580, 48619)]