53447875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1061}}^1$

素因数の和:1120

約数の個数: 32

約数和(自身を含む): 74221056

約数和(自身を除く): 20773181

約数列:

[1, 5, 13, 25, 31, 65, 125, 155, 325, 403, 775, 1061, 1625, 2015, 3875, 5305, 10075, 13793, 26525, 32891, 50375, 68965, 132625, 164455, 344825, 427583, 822275, 1724125, 2137915, 4111375, 10689575, 53447875]

約数ペア:

[(1, 53447875), (5, 10689575), (13, 4111375), (25, 2137915), (31, 1724125), (65, 822275), (125, 427583), (155, 344825), (325, 164455), (403, 132625), (775, 68965), (1061, 50375), (1625, 32891), (2015, 26525), (3875, 13793), (5305, 10075)]