1280453525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{9403}}^1$

素因数の和:9845

約数の個数: 24

約数和(自身を含む): 1714161120

約数和(自身を除く): 433707595

約数列:

[1, 5, 13, 25, 65, 325, 419, 2095, 5447, 9403, 10475, 27235, 47015, 122239, 136175, 235075, 611195, 3055975, 3939857, 19699285, 51218141, 98496425, 256090705, 1280453525]

約数ペア:

[(1, 1280453525), (5, 256090705), (13, 98496425), (25, 51218141), (65, 19699285), (325, 3939857), (419, 3055975), (2095, 611195), (5447, 235075), (9403, 136175), (10475, 122239), (27235, 47015)]