20166573100

素因数分解:

$2^2\times 5^2\times {\mathrm{2473}}^1\times {\mathrm{81547}}^1$

素因数の和:84034

約数の個数: 36

約数和(自身を含む): 43779696184

約数和(自身を除く): 23613123084

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2473, 4946, 9892, 12365, 24730, 49460, 61825, 81547, 123650, 163094, 247300, 326188, 407735, 815470, 1630940, 2038675, 4077350, 8154700, 201665731, 403331462, 806662924, 1008328655, 2016657310, 4033314620, 5041643275, 10083286550, 20166573100]

約数ペア:

[(1, 20166573100), (2, 10083286550), (4, 5041643275), (5, 4033314620), (10, 2016657310), (20, 1008328655), (25, 806662924), (50, 403331462), (100, 201665731), (2473, 8154700), (4946, 4077350), (9892, 2038675), (12365, 1630940), (24730, 815470), (49460, 407735), (61825, 326188), (81547, 247300), (123650, 163094)]