25110820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2161}}^1$

素因数の和:2260

約数の個数: 48

約数和(自身を含む): 61020288

約数和(自身を除く): 35909468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1660, 2161, 2324, 2905, 4322, 5810, 8644, 10805, 11620, 15127, 21610, 30254, 43220, 60508, 75635, 151270, 179363, 302540, 358726, 717452, 896815, 1255541, 1793630, 2511082, 3587260, 5022164, 6277705, 12555410, 25110820]

約数ペア:

[(1, 25110820), (2, 12555410), (4, 6277705), (5, 5022164), (7, 3587260), (10, 2511082), (14, 1793630), (20, 1255541), (28, 896815), (35, 717452), (70, 358726), (83, 302540), (140, 179363), (166, 151270), (332, 75635), (415, 60508), (581, 43220), (830, 30254), (1162, 21610), (1660, 15127), (2161, 11620), (2324, 10805), (2905, 8644), (4322, 5810)]