165288145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 221760000

約数和(自身を除く): 56471855

約数列:

[1, 5, 11, 55, 79, 109, 349, 395, 545, 869, 1199, 1745, 3839, 4345, 5995, 8611, 19195, 27571, 38041, 43055, 94721, 137855, 190205, 303281, 418451, 473605, 1516405, 2092255, 3005239, 15026195, 33057629, 165288145]

約数ペア:

[(1, 165288145), (5, 33057629), (11, 15026195), (55, 3005239), (79, 2092255), (109, 1516405), (349, 473605), (395, 418451), (545, 303281), (869, 190205), (1199, 137855), (1745, 94721), (3839, 43055), (4345, 38041), (5995, 27571), (8611, 19195)]