20162687125

素因数分解:

$5^3\times 7^1\times {\mathrm{397}}^1\times {\mathrm{58043}}^1$

素因数の和:58462

約数の個数: 32

約数和(自身を含む): 28830686976

約数和(自身を除く): 8667999851

約数列:

[1, 5, 7, 25, 35, 125, 175, 397, 875, 1985, 2779, 9925, 13895, 49625, 58043, 69475, 290215, 347375, 406301, 1451075, 2031505, 7255375, 10157525, 23043071, 50787625, 115215355, 161301497, 576076775, 806507485, 2880383875, 4032537425, 20162687125]

約数ペア:

[(1, 20162687125), (5, 4032537425), (7, 2880383875), (25, 806507485), (35, 576076775), (125, 161301497), (175, 115215355), (397, 50787625), (875, 23043071), (1985, 10157525), (2779, 7255375), (9925, 2031505), (13895, 1451075), (49625, 406301), (58043, 347375), (69475, 290215)]