53099480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2671}}^1$

素因数の和:2760

約数の個数: 64

約数和(自身を含む): 138516480

約数和(自身を除く): 85417000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2671, 2840, 3976, 4970, 5342, 9940, 10684, 13355, 18697, 19880, 21368, 26710, 37394, 53420, 74788, 93485, 106840, 149576, 186970, 189641, 373940, 379282, 747880, 758564, 948205, 1327487, 1517128, 1896410, 2654974, 3792820, 5309948, 6637435, 7585640, 10619896, 13274870, 26549740, 53099480]

約数ペア:

[(1, 53099480), (2, 26549740), (4, 13274870), (5, 10619896), (7, 7585640), (8, 6637435), (10, 5309948), (14, 3792820), (20, 2654974), (28, 1896410), (35, 1517128), (40, 1327487), (56, 948205), (70, 758564), (71, 747880), (140, 379282), (142, 373940), (280, 189641), (284, 186970), (355, 149576), (497, 106840), (568, 93485), (710, 74788), (994, 53420), (1420, 37394), (1988, 26710), (2485, 21368), (2671, 19880), (2840, 18697), (3976, 13355), (4970, 10684), (5342, 9940)]