72810145

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1\times {\mathrm{647}}^1$

素因数の和:1040

約数の個数: 16

約数和(自身を含む): 89019648

約数和(自身を除く): 16209503

約数列:

[1, 5, 71, 317, 355, 647, 1585, 3235, 22507, 45937, 112535, 205099, 229685, 1025495, 14562029, 72810145]

約数ペア:

[(1, 72810145), (5, 14562029), (71, 1025495), (317, 229685), (355, 205099), (647, 112535), (1585, 45937), (3235, 22507)]