26879320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51691}}^1$

素因数の和:51715

約数の個数: 32

約数和(自身を含む): 65131920

約数和(自身を除く): 38252600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 51691, 103382, 206764, 258455, 413528, 516910, 671983, 1033820, 1343966, 2067640, 2687932, 3359915, 5375864, 6719830, 13439660, 26879320]

約数ペア:

[(1, 26879320), (2, 13439660), (4, 6719830), (5, 5375864), (8, 3359915), (10, 2687932), (13, 2067640), (20, 1343966), (26, 1033820), (40, 671983), (52, 516910), (65, 413528), (104, 258455), (130, 206764), (260, 103382), (520, 51691)]