53831375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 73155264

約数和(自身を除く): 19323889

約数列:

[1, 5, 13, 25, 65, 125, 157, 211, 325, 785, 1055, 1625, 2041, 2743, 3925, 5275, 10205, 13715, 19625, 26375, 33127, 51025, 68575, 165635, 255125, 342875, 430651, 828175, 2153255, 4140875, 10766275, 53831375]

約数ペア:

[(1, 53831375), (5, 10766275), (13, 4140875), (25, 2153255), (65, 828175), (125, 430651), (157, 342875), (211, 255125), (325, 165635), (785, 68575), (1055, 51025), (1625, 33127), (2041, 26375), (2743, 19625), (3925, 13715), (5275, 10205)]