66340820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{36451}}^1$

素因数の和:36480

約数の個数: 48

約数和(自身を含む): 171470208

約数和(自身を除く): 105129388

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 36451, 72902, 145804, 182255, 255157, 364510, 473863, 510314, 729020, 947726, 1020628, 1275785, 1895452, 2369315, 2551570, 3317041, 4738630, 5103140, 6634082, 9477260, 13268164, 16585205, 33170410, 66340820]

約数ペア:

[(1, 66340820), (2, 33170410), (4, 16585205), (5, 13268164), (7, 9477260), (10, 6634082), (13, 5103140), (14, 4738630), (20, 3317041), (26, 2551570), (28, 2369315), (35, 1895452), (52, 1275785), (65, 1020628), (70, 947726), (91, 729020), (130, 510314), (140, 473863), (182, 364510), (260, 255157), (364, 182255), (455, 145804), (910, 72902), (1820, 36451)]