71419360

素因数分解:

$2^5\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1279}}^1$

素因数の和:1643

約数の個数: 48

約数和(自身を含む): 169344000

約数和(自身を除く): 97924640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 349, 698, 1279, 1396, 1745, 2558, 2792, 3490, 5116, 5584, 6395, 6980, 10232, 11168, 12790, 13960, 20464, 25580, 27920, 40928, 51160, 55840, 102320, 204640, 446371, 892742, 1785484, 2231855, 3570968, 4463710, 7141936, 8927420, 14283872, 17854840, 35709680, 71419360]

約数ペア:

[(1, 71419360), (2, 35709680), (4, 17854840), (5, 14283872), (8, 8927420), (10, 7141936), (16, 4463710), (20, 3570968), (32, 2231855), (40, 1785484), (80, 892742), (160, 446371), (349, 204640), (698, 102320), (1279, 55840), (1396, 51160), (1745, 40928), (2558, 27920), (2792, 25580), (3490, 20464), (5116, 13960), (5584, 12790), (6395, 11168), (6980, 10232)]