16185125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:254

約数の個数: 32

約数和(自身を含む): 22464000

約数和(自身を除く): 6278875

約数列:

[1, 5, 11, 25, 55, 79, 125, 149, 275, 395, 745, 869, 1375, 1639, 1975, 3725, 4345, 8195, 9875, 11771, 18625, 21725, 40975, 58855, 108625, 129481, 204875, 294275, 647405, 1471375, 3237025, 16185125]

約数ペア:

[(1, 16185125), (5, 3237025), (11, 1471375), (25, 647405), (55, 294275), (79, 204875), (125, 129481), (149, 108625), (275, 58855), (395, 40975), (745, 21725), (869, 18625), (1375, 11771), (1639, 9875), (1975, 8195), (3725, 4345)]