12512320

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:719

約数の個数: 56

約数和(自身を含む): 30330648

約数和(自身を除く): 17818328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 488, 610, 641, 976, 1220, 1282, 1952, 2440, 2564, 3205, 3904, 4880, 5128, 6410, 9760, 10256, 12820, 19520, 20512, 25640, 39101, 41024, 51280, 78202, 102560, 156404, 195505, 205120, 312808, 391010, 625616, 782020, 1251232, 1564040, 2502464, 3128080, 6256160, 12512320]

約数ペア:

[(1, 12512320), (2, 6256160), (4, 3128080), (5, 2502464), (8, 1564040), (10, 1251232), (16, 782020), (20, 625616), (32, 391010), (40, 312808), (61, 205120), (64, 195505), (80, 156404), (122, 102560), (160, 78202), (244, 51280), (305, 41024), (320, 39101), (488, 25640), (610, 20512), (641, 19520), (976, 12820), (1220, 10256), (1282, 9760), (1952, 6410), (2440, 5128), (2564, 4880), (3205, 3904)]