52779025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{647}}^1$

素因数の和:921

約数の個数: 24

約数和(自身を含む): 70870464

約数和(自身を除く): 18091439

約数列:

[1, 5, 13, 25, 65, 251, 325, 647, 1255, 3235, 3263, 6275, 8411, 16175, 16315, 42055, 81575, 162397, 210275, 811985, 2111161, 4059925, 10555805, 52779025]

約数ペア:

[(1, 52779025), (5, 10555805), (13, 4059925), (25, 2111161), (65, 811985), (251, 210275), (325, 162397), (647, 81575), (1255, 42055), (3235, 16315), (3263, 16175), (6275, 8411)]