1189590025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{54631}}^1$

素因数の和:54721

約数の個数: 24

約数和(自身を含む): 1612299584

約数和(自身を除く): 422709559

約数列:

[1, 5, 13, 25, 65, 67, 325, 335, 871, 1675, 4355, 21775, 54631, 273155, 710203, 1365775, 3551015, 3660277, 17755075, 18301385, 47583601, 91506925, 237918005, 1189590025]

約数ペア:

[(1, 1189590025), (5, 237918005), (13, 91506925), (25, 47583601), (65, 18301385), (67, 17755075), (325, 3660277), (335, 3551015), (871, 1365775), (1675, 710203), (4355, 273155), (21775, 54631)]