80724140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{6947}}^1$

素因数の和:7046

約数の個数: 48

約数和(自身を含む): 196100352

約数和(自身を除く): 115376212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1660, 2324, 2905, 5810, 6947, 11620, 13894, 27788, 34735, 48629, 69470, 97258, 138940, 194516, 243145, 486290, 576601, 972580, 1153202, 2306404, 2883005, 4036207, 5766010, 8072414, 11532020, 16144828, 20181035, 40362070, 80724140]

約数ペア:

[(1, 80724140), (2, 40362070), (4, 20181035), (5, 16144828), (7, 11532020), (10, 8072414), (14, 5766010), (20, 4036207), (28, 2883005), (35, 2306404), (70, 1153202), (83, 972580), (140, 576601), (166, 486290), (332, 243145), (415, 194516), (581, 138940), (830, 97258), (1162, 69470), (1660, 48629), (2324, 34735), (2905, 27788), (5810, 13894), (6947, 11620)]