1380510725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{11981}}^1$

素因数の和:12421

約数の個数: 24

約数和(自身を含む): 1872067680

約数和(自身を除く): 491556955

約数列:

[1, 5, 11, 25, 55, 275, 419, 2095, 4609, 10475, 11981, 23045, 59905, 115225, 131791, 299525, 658955, 3294775, 5020039, 25100195, 55220429, 125500975, 276102145, 1380510725]

約数ペア:

[(1, 1380510725), (5, 276102145), (11, 125500975), (25, 55220429), (55, 25100195), (275, 5020039), (419, 3294775), (2095, 658955), (4609, 299525), (10475, 131791), (11981, 115225), (23045, 59905)]