688382210

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:491

約数の個数: 64

約数和(自身を含む): 1310722560

約数和(自身を除く): 622340350

約数列:

[1, 2, 5, 10, 41, 47, 82, 94, 139, 205, 235, 257, 278, 410, 470, 514, 695, 1285, 1390, 1927, 2570, 3854, 5699, 6533, 9635, 10537, 11398, 12079, 13066, 19270, 21074, 24158, 28495, 32665, 35723, 52685, 56990, 60395, 65330, 71446, 105370, 120790, 178615, 267853, 357230, 495239, 535706, 990478, 1339265, 1464643, 1678981, 2476195, 2678530, 2929286, 3357962, 4952390, 7323215, 8394905, 14646430, 16789810, 68838221, 137676442, 344191105, 688382210]

約数ペア:

[(1, 688382210), (2, 344191105), (5, 137676442), (10, 68838221), (41, 16789810), (47, 14646430), (82, 8394905), (94, 7323215), (139, 4952390), (205, 3357962), (235, 2929286), (257, 2678530), (278, 2476195), (410, 1678981), (470, 1464643), (514, 1339265), (695, 990478), (1285, 535706), (1390, 495239), (1927, 357230), (2570, 267853), (3854, 178615), (5699, 120790), (6533, 105370), (9635, 71446), (10537, 65330), (11398, 60395), (12079, 56990), (13066, 52685), (19270, 35723), (21074, 32665), (24158, 28495)]