139504820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{76651}}^1$

素因数の和:76680

約数の個数: 48

約数和(自身を含む): 360571008

約数和(自身を除く): 221066188

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, 76651, 153302, 306604, 383255, 536557, 766510, 996463, 1073114, 1533020, 1992926, 2146228, 2682785, 3985852, 4982315, 5365570, 6975241, 9964630, 10731140, 13950482, 19929260, 27900964, 34876205, 69752410, 139504820]

約数ペア:

[(1, 139504820), (2, 69752410), (4, 34876205), (5, 27900964), (7, 19929260), (10, 13950482), (13, 10731140), (14, 9964630), (20, 6975241), (26, 5365570), (28, 4982315), (35, 3985852), (52, 2682785), (65, 2146228), (70, 1992926), (91, 1533020), (130, 1073114), (140, 996463), (182, 766510), (260, 536557), (364, 383255), (455, 306604), (910, 153302), (1820, 76651)]