16115125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:286

約数の個数: 32

約数和(自身を含む): 22224384

約数和(自身を除く): 6109259

約数列:

[1, 5, 13, 25, 47, 65, 125, 211, 235, 325, 611, 1055, 1175, 1625, 2743, 3055, 5275, 5875, 9917, 13715, 15275, 26375, 49585, 68575, 76375, 128921, 247925, 342875, 644605, 1239625, 3223025, 16115125]

約数ペア:

[(1, 16115125), (5, 3223025), (13, 1239625), (25, 644605), (47, 342875), (65, 247925), (125, 128921), (211, 76375), (235, 68575), (325, 49585), (611, 26375), (1055, 15275), (1175, 13715), (1625, 9917), (2743, 5875), (3055, 5275)]