102808225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2309}}^1$

素因数の和:2469

約数の個数: 24

約数和(自身を含む): 138350520

約数和(自身を除く): 35542295

約数列:

[1, 5, 13, 25, 65, 137, 325, 685, 1781, 2309, 3425, 8905, 11545, 30017, 44525, 57725, 150085, 316333, 750425, 1581665, 4112329, 7908325, 20561645, 102808225]

約数ペア:

[(1, 102808225), (5, 20561645), (13, 7908325), (25, 4112329), (65, 1581665), (137, 750425), (325, 316333), (685, 150085), (1781, 57725), (2309, 44525), (3425, 30017), (8905, 11545)]