49428520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{72689}}^1$

素因数の和:72717

約数の個数: 32

約数和(自身を含む): 117757800

約数和(自身を除く): 68329280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 72689, 145378, 290756, 363445, 581512, 726890, 1235713, 1453780, 2471426, 2907560, 4942852, 6178565, 9885704, 12357130, 24714260, 49428520]

約数ペア:

[(1, 49428520), (2, 24714260), (4, 12357130), (5, 9885704), (8, 6178565), (10, 4942852), (17, 2907560), (20, 2471426), (34, 1453780), (40, 1235713), (68, 726890), (85, 581512), (136, 363445), (170, 290756), (340, 145378), (680, 72689)]