20030885025

素因数分解:

$3^1\times 5^2\times {\mathrm{4339}}^1\times {\mathrm{61553}}^1$

素因数の和:65905

約数の個数: 24

約数和(自身を含む): 33125900640

約数和(自身を除く): 13095015615

約数列:

[1, 3, 5, 15, 25, 75, 4339, 13017, 21695, 61553, 65085, 108475, 184659, 307765, 325425, 923295, 1538825, 4616475, 267078467, 801235401, 1335392335, 4006177005, 6676961675, 20030885025]

約数ペア:

[(1, 20030885025), (3, 6676961675), (5, 4006177005), (15, 1335392335), (25, 801235401), (75, 267078467), (4339, 4616475), (13017, 1538825), (21695, 923295), (61553, 325425), (65085, 307765), (108475, 184659)]