103427920

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:560

約数の個数: 80

約数和(自身を含む): 251658000

約数和(自身を除く): 148230080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 109, 116, 145, 218, 232, 290, 409, 436, 464, 545, 580, 818, 872, 1090, 1160, 1636, 1744, 2045, 2180, 2320, 3161, 3272, 4090, 4360, 6322, 6544, 8180, 8720, 11861, 12644, 15805, 16360, 23722, 25288, 31610, 32720, 44581, 47444, 50576, 59305, 63220, 89162, 94888, 118610, 126440, 178324, 189776, 222905, 237220, 252880, 356648, 445810, 474440, 713296, 891620, 948880, 1292849, 1783240, 2585698, 3566480, 5171396, 6464245, 10342792, 12928490, 20685584, 25856980, 51713960, 103427920]

約数ペア:

[(1, 103427920), (2, 51713960), (4, 25856980), (5, 20685584), (8, 12928490), (10, 10342792), (16, 6464245), (20, 5171396), (29, 3566480), (40, 2585698), (58, 1783240), (80, 1292849), (109, 948880), (116, 891620), (145, 713296), (218, 474440), (232, 445810), (290, 356648), (409, 252880), (436, 237220), (464, 222905), (545, 189776), (580, 178324), (818, 126440), (872, 118610), (1090, 94888), (1160, 89162), (1636, 63220), (1744, 59305), (2045, 50576), (2180, 47444), (2320, 44581), (3161, 32720), (3272, 31610), (4090, 25288), (4360, 23722), (6322, 16360), (6544, 15805), (8180, 12644), (8720, 11861)]