155536243420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1301123}}^1$

素因数の和:1301314

約数の個数: 48

約数和(自身を含む): 336626801280

約数和(自身を除く): 181090557860

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 139, 172, 215, 278, 430, 556, 695, 860, 1390, 2780, 5977, 11954, 23908, 29885, 59770, 119540, 1301123, 2602246, 5204492, 6505615, 13011230, 26022460, 55948289, 111896578, 180856097, 223793156, 279741445, 361712194, 559482890, 723424388, 904280485, 1118965780, 1808560970, 3617121940, 7776812171, 15553624342, 31107248684, 38884060855, 77768121710, 155536243420]

約数ペア:

[(1, 155536243420), (2, 77768121710), (4, 38884060855), (5, 31107248684), (10, 15553624342), (20, 7776812171), (43, 3617121940), (86, 1808560970), (139, 1118965780), (172, 904280485), (215, 723424388), (278, 559482890), (430, 361712194), (556, 279741445), (695, 223793156), (860, 180856097), (1390, 111896578), (2780, 55948289), (5977, 26022460), (11954, 13011230), (23908, 6505615), (29885, 5204492), (59770, 2602246), (119540, 1301123)]