2553280

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:197

約数の個数: 56

約数和(自身を含む): 6217920

約数和(自身を除く): 3664640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 101, 158, 160, 202, 316, 320, 395, 404, 505, 632, 790, 808, 1010, 1264, 1580, 1616, 2020, 2528, 3160, 3232, 4040, 5056, 6320, 6464, 7979, 8080, 12640, 15958, 16160, 25280, 31916, 32320, 39895, 63832, 79790, 127664, 159580, 255328, 319160, 510656, 638320, 1276640, 2553280]

約数ペア:

[(1, 2553280), (2, 1276640), (4, 638320), (5, 510656), (8, 319160), (10, 255328), (16, 159580), (20, 127664), (32, 79790), (40, 63832), (64, 39895), (79, 32320), (80, 31916), (101, 25280), (158, 16160), (160, 15958), (202, 12640), (316, 8080), (320, 7979), (395, 6464), (404, 6320), (505, 5056), (632, 4040), (790, 3232), (808, 3160), (1010, 2528), (1264, 2020), (1580, 1616)]