57515375

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 76989120

約数和(自身を除く): 19473745

約数列:

[1, 5, 19, 25, 61, 95, 125, 305, 397, 475, 1159, 1525, 1985, 2375, 5795, 7543, 7625, 9925, 24217, 28975, 37715, 49625, 121085, 144875, 188575, 460123, 605425, 942875, 2300615, 3027125, 11503075, 57515375]

約数ペア:

[(1, 57515375), (5, 11503075), (19, 3027125), (25, 2300615), (61, 942875), (95, 605425), (125, 460123), (305, 188575), (397, 144875), (475, 121085), (1159, 49625), (1525, 37715), (1985, 28975), (2375, 24217), (5795, 9925), (7543, 7625)]