61334780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4451}}^1$

素因数の和:4526

約数の個数: 48

約数和(自身を含む): 141359904

約数和(自身を除く): 80025124

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 4451, 6890, 8902, 13780, 17804, 22255, 44510, 57863, 89020, 115726, 231452, 235903, 289315, 471806, 578630, 943612, 1157260, 1179515, 2359030, 3066739, 4718060, 6133478, 12266956, 15333695, 30667390, 61334780]

約数ペア:

[(1, 61334780), (2, 30667390), (4, 15333695), (5, 12266956), (10, 6133478), (13, 4718060), (20, 3066739), (26, 2359030), (52, 1179515), (53, 1157260), (65, 943612), (106, 578630), (130, 471806), (212, 289315), (260, 235903), (265, 231452), (530, 115726), (689, 89020), (1060, 57863), (1378, 44510), (2756, 22255), (3445, 17804), (4451, 13780), (6890, 8902)]