261860510

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{3041}}^1$

素因数の和:3236

約数の個数: 32

約数和(自身を含む): 481852800

約数和(自身を除く): 219992290

約数列:

[1, 2, 5, 10, 79, 109, 158, 218, 395, 545, 790, 1090, 3041, 6082, 8611, 15205, 17222, 30410, 43055, 86110, 240239, 331469, 480478, 662938, 1201195, 1657345, 2402390, 3314690, 26186051, 52372102, 130930255, 261860510]

約数ペア:

[(1, 261860510), (2, 130930255), (5, 52372102), (10, 26186051), (79, 3314690), (109, 2402390), (158, 1657345), (218, 1201195), (395, 662938), (545, 480478), (790, 331469), (1090, 240239), (3041, 86110), (6082, 43055), (8611, 30410), (15205, 17222)]