20227931025

素因数分解:

$3^1\times 5^2\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{9491}}^1$

素因数の和:9842

約数の個数: 48

約数和(自身を含む): 33846042048

約数和(自身を除く): 13618111023

約数列:

[1, 3, 5, 15, 25, 75, 157, 181, 471, 543, 785, 905, 2355, 2715, 3925, 4525, 9491, 11775, 13575, 28417, 28473, 47455, 85251, 142085, 142365, 237275, 426255, 710425, 711825, 1490087, 1717871, 2131275, 4470261, 5153613, 7450435, 8589355, 22351305, 25768065, 37252175, 42946775, 111756525, 128840325, 269705747, 809117241, 1348528735, 4045586205, 6742643675, 20227931025]

約数ペア:

[(1, 20227931025), (3, 6742643675), (5, 4045586205), (15, 1348528735), (25, 809117241), (75, 269705747), (157, 128840325), (181, 111756525), (471, 42946775), (543, 37252175), (785, 25768065), (905, 22351305), (2355, 8589355), (2715, 7450435), (3925, 5153613), (4525, 4470261), (9491, 2131275), (11775, 1717871), (13575, 1490087), (28417, 711825), (28473, 710425), (47455, 426255), (85251, 237275), (142085, 142365)]