399072025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{85363}}^1$

素因数の和:85401

約数の個数: 24

約数和(自身を含む): 571597344

約数和(自身を除く): 172525319

約数列:

[1, 5, 11, 17, 25, 55, 85, 187, 275, 425, 935, 4675, 85363, 426815, 938993, 1451171, 2134075, 4694965, 7255855, 15962881, 23474825, 36279275, 79814405, 399072025]

約数ペア:

[(1, 399072025), (5, 79814405), (11, 36279275), (17, 23474825), (25, 15962881), (55, 7255855), (85, 4694965), (187, 2134075), (275, 1451171), (425, 938993), (935, 426815), (4675, 85363)]