20126641175

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1\times {\mathrm{1021}}^1$

素因数の和:1380

約数の個数: 48

約数和(自身を含む): 26033479584

約数和(自身を除く): 5906838409

約数列:

[1, 5, 25, 37, 101, 185, 211, 505, 925, 1021, 1055, 2525, 3737, 5105, 5275, 7807, 18685, 21311, 25525, 37777, 39035, 93425, 103121, 106555, 188885, 195175, 215431, 515605, 532775, 788507, 944425, 1077155, 2578025, 3815477, 3942535, 5385775, 7970947, 19077385, 19712675, 21758531, 39854735, 95386925, 108792655, 199273675, 543963275, 805065647, 4025328235, 20126641175]

約数ペア:

[(1, 20126641175), (5, 4025328235), (25, 805065647), (37, 543963275), (101, 199273675), (185, 108792655), (211, 95386925), (505, 39854735), (925, 21758531), (1021, 19712675), (1055, 19077385), (2525, 7970947), (3737, 5385775), (5105, 3942535), (5275, 3815477), (7807, 2578025), (18685, 1077155), (21311, 944425), (25525, 788507), (37777, 532775), (39035, 515605), (93425, 215431), (103121, 195175), (106555, 188885)]