60888280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 141886080

約数和(自身を除く): 80997800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 137, 164, 205, 271, 274, 328, 410, 542, 548, 685, 820, 1084, 1096, 1355, 1370, 1640, 2168, 2710, 2740, 5420, 5480, 5617, 10840, 11111, 11234, 22222, 22468, 28085, 37127, 44444, 44936, 55555, 56170, 74254, 88888, 111110, 112340, 148508, 185635, 222220, 224680, 297016, 371270, 444440, 742540, 1485080, 1522207, 3044414, 6088828, 7611035, 12177656, 15222070, 30444140, 60888280]

約数ペア:

[(1, 60888280), (2, 30444140), (4, 15222070), (5, 12177656), (8, 7611035), (10, 6088828), (20, 3044414), (40, 1522207), (41, 1485080), (82, 742540), (137, 444440), (164, 371270), (205, 297016), (271, 224680), (274, 222220), (328, 185635), (410, 148508), (542, 112340), (548, 111110), (685, 88888), (820, 74254), (1084, 56170), (1096, 55555), (1355, 44936), (1370, 44444), (1640, 37127), (2168, 28085), (2710, 22468), (2740, 22222), (5420, 11234), (5480, 11111), (5617, 10840)]