211325125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8089}}^1$

素因数の和:8134

約数の個数: 32

約数和(自身を含む): 302889600

約数和(自身を除く): 91564475

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 209, 275, 475, 1045, 1375, 2375, 5225, 8089, 26125, 40445, 88979, 153691, 202225, 444895, 768455, 1011125, 1690601, 2224475, 3842275, 8453005, 11122375, 19211375, 42265025, 211325125]

約数ペア:

[(1, 211325125), (5, 42265025), (11, 19211375), (19, 11122375), (25, 8453005), (55, 3842275), (95, 2224475), (125, 1690601), (209, 1011125), (275, 768455), (475, 444895), (1045, 202225), (1375, 153691), (2375, 88979), (5225, 40445), (8089, 26125)]