28752160

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2531}}^1$

素因数の和:2617

約数の個数: 48

約数和(自身を含む): 68910912

約数和(自身を除く): 40158752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2531, 2840, 5062, 5680, 10124, 11360, 12655, 20248, 25310, 40496, 50620, 80992, 101240, 179701, 202480, 359402, 404960, 718804, 898505, 1437608, 1797010, 2875216, 3594020, 5750432, 7188040, 14376080, 28752160]

約数ペア:

[(1, 28752160), (2, 14376080), (4, 7188040), (5, 5750432), (8, 3594020), (10, 2875216), (16, 1797010), (20, 1437608), (32, 898505), (40, 718804), (71, 404960), (80, 359402), (142, 202480), (160, 179701), (284, 101240), (355, 80992), (568, 50620), (710, 40496), (1136, 25310), (1420, 20248), (2272, 12655), (2531, 11360), (2840, 10124), (5062, 5680)]