388580725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{25439}}^1$

素因数の和:25509

約数の個数: 24

約数和(自身を含む): 529966080

約数和(自身を除く): 141385355

約数列:

[1, 5, 13, 25, 47, 65, 235, 325, 611, 1175, 3055, 15275, 25439, 127195, 330707, 635975, 1195633, 1653535, 5978165, 8267675, 15543229, 29890825, 77716145, 388580725]

約数ペア:

[(1, 388580725), (5, 77716145), (13, 29890825), (25, 15543229), (47, 8267675), (65, 5978165), (235, 1653535), (325, 1195633), (611, 635975), (1175, 330707), (3055, 127195), (15275, 25439)]