66527020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{257}}^1$

素因数の和:359

約数の個数: 72

約数和(自身を含む): 164100384

約数和(自身を除く): 97573364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 257, 301, 430, 514, 602, 860, 1028, 1204, 1285, 1505, 1799, 1849, 2570, 3010, 3598, 3698, 5140, 6020, 7196, 7396, 8995, 9245, 11051, 12943, 17990, 18490, 22102, 25886, 35980, 36980, 44204, 51772, 55255, 64715, 77357, 110510, 129430, 154714, 221020, 258860, 309428, 386785, 475193, 773570, 950386, 1547140, 1900772, 2375965, 3326351, 4751930, 6652702, 9503860, 13305404, 16631755, 33263510, 66527020]

約数ペア:

[(1, 66527020), (2, 33263510), (4, 16631755), (5, 13305404), (7, 9503860), (10, 6652702), (14, 4751930), (20, 3326351), (28, 2375965), (35, 1900772), (43, 1547140), (70, 950386), (86, 773570), (140, 475193), (172, 386785), (215, 309428), (257, 258860), (301, 221020), (430, 154714), (514, 129430), (602, 110510), (860, 77357), (1028, 64715), (1204, 55255), (1285, 51772), (1505, 44204), (1799, 36980), (1849, 35980), (2570, 25886), (3010, 22102), (3598, 18490), (3698, 17990), (5140, 12943), (6020, 11051), (7196, 9245), (7396, 8995)]