208535810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2389}}^1$

素因数の和:2475

約数の個数: 64

約数和(自身を含む): 454291200

約数和(自身を除く): 245755390

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 43, 58, 70, 86, 145, 203, 215, 290, 301, 406, 430, 602, 1015, 1247, 1505, 2030, 2389, 2494, 3010, 4778, 6235, 8729, 11945, 12470, 16723, 17458, 23890, 33446, 43645, 69281, 83615, 87290, 102727, 138562, 167230, 205454, 346405, 484967, 513635, 692810, 719089, 969934, 1027270, 1438178, 2424835, 2979083, 3595445, 4849670, 5958166, 7190890, 14895415, 20853581, 29790830, 41707162, 104267905, 208535810]

約数ペア:

[(1, 208535810), (2, 104267905), (5, 41707162), (7, 29790830), (10, 20853581), (14, 14895415), (29, 7190890), (35, 5958166), (43, 4849670), (58, 3595445), (70, 2979083), (86, 2424835), (145, 1438178), (203, 1027270), (215, 969934), (290, 719089), (301, 692810), (406, 513635), (430, 484967), (602, 346405), (1015, 205454), (1247, 167230), (1505, 138562), (2030, 102727), (2389, 87290), (2494, 83615), (3010, 69281), (4778, 43645), (6235, 33446), (8729, 23890), (11945, 17458), (12470, 16723)]