57149920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21011}}^1$

素因数の和:21043

約数の個数: 48

約数和(自身を含む): 142965648

約数和(自身を除く): 85815728

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 21011, 42022, 84044, 105055, 168088, 210110, 336176, 357187, 420220, 672352, 714374, 840440, 1428748, 1680880, 1785935, 2857496, 3361760, 3571870, 5714992, 7143740, 11429984, 14287480, 28574960, 57149920]

約数ペア:

[(1, 57149920), (2, 28574960), (4, 14287480), (5, 11429984), (8, 7143740), (10, 5714992), (16, 3571870), (17, 3361760), (20, 2857496), (32, 1785935), (34, 1680880), (40, 1428748), (68, 840440), (80, 714374), (85, 672352), (136, 420220), (160, 357187), (170, 336176), (272, 210110), (340, 168088), (544, 105055), (680, 84044), (1360, 42022), (2720, 21011)]