20056100

素因数分解:

$2^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{1531}}^1$

素因数の和:1676

約数の個数: 36

約数和(自身を含む): 43882608

約数和(自身を除く): 23826508

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 131, 262, 524, 655, 1310, 1531, 2620, 3062, 3275, 6124, 6550, 7655, 13100, 15310, 30620, 38275, 76550, 153100, 200561, 401122, 802244, 1002805, 2005610, 4011220, 5014025, 10028050, 20056100]

約数ペア:

[(1, 20056100), (2, 10028050), (4, 5014025), (5, 4011220), (10, 2005610), (20, 1002805), (25, 802244), (50, 401122), (100, 200561), (131, 153100), (262, 76550), (524, 38275), (655, 30620), (1310, 15310), (1531, 13100), (2620, 7655), (3062, 6550), (3275, 6124)]