64362620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{11213}}^1$

素因数の和:11270

約数の個数: 48

約数和(自身を含む): 158251968

約数和(自身を除く): 93889348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 11213, 22426, 44852, 56065, 78491, 112130, 156982, 224260, 313964, 392455, 459733, 784910, 919466, 1569820, 1838932, 2298665, 3218131, 4597330, 6436262, 9194660, 12872524, 16090655, 32181310, 64362620]

約数ペア:

[(1, 64362620), (2, 32181310), (4, 16090655), (5, 12872524), (7, 9194660), (10, 6436262), (14, 4597330), (20, 3218131), (28, 2298665), (35, 1838932), (41, 1569820), (70, 919466), (82, 784910), (140, 459733), (164, 392455), (205, 313964), (287, 224260), (410, 156982), (574, 112130), (820, 78491), (1148, 56065), (1435, 44852), (2870, 22426), (5740, 11213)]