77195620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{2003}}^1$

素因数の和:2100

約数の個数: 48

約数和(自身を含む): 169682688

約数和(自身を除く): 92487068

約数列:

[1, 2, 4, 5, 10, 20, 41, 47, 82, 94, 164, 188, 205, 235, 410, 470, 820, 940, 1927, 2003, 3854, 4006, 7708, 8012, 9635, 10015, 19270, 20030, 38540, 40060, 82123, 94141, 164246, 188282, 328492, 376564, 410615, 470705, 821230, 941410, 1642460, 1882820, 3859781, 7719562, 15439124, 19298905, 38597810, 77195620]

約数ペア:

[(1, 77195620), (2, 38597810), (4, 19298905), (5, 15439124), (10, 7719562), (20, 3859781), (41, 1882820), (47, 1642460), (82, 941410), (94, 821230), (164, 470705), (188, 410615), (205, 376564), (235, 328492), (410, 188282), (470, 164246), (820, 94141), (940, 82123), (1927, 40060), (2003, 38540), (3854, 20030), (4006, 19270), (7708, 10015), (8012, 9635)]