725778940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{29101}}^1$

素因数の和:29182

約数の個数: 48

約数和(自身を含む): 1613414880

約数和(自身を除く): 887635940

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 58, 86, 116, 145, 172, 215, 290, 430, 580, 860, 1247, 2494, 4988, 6235, 12470, 24940, 29101, 58202, 116404, 145505, 291010, 582020, 843929, 1251343, 1687858, 2502686, 3375716, 4219645, 5005372, 6256715, 8439290, 12513430, 16878580, 25026860, 36288947, 72577894, 145155788, 181444735, 362889470, 725778940]

約数ペア:

[(1, 725778940), (2, 362889470), (4, 181444735), (5, 145155788), (10, 72577894), (20, 36288947), (29, 25026860), (43, 16878580), (58, 12513430), (86, 8439290), (116, 6256715), (145, 5005372), (172, 4219645), (215, 3375716), (290, 2502686), (430, 1687858), (580, 1251343), (860, 843929), (1247, 582020), (2494, 291010), (4988, 145505), (6235, 116404), (12470, 58202), (24940, 29101)]