61966540

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^2\times {\mathrm{1103}}^1$

素因数の和:1218

約数の個数: 36

約数和(自身を含む): 132751584

約数和(自身を除く): 70785044

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 1103, 2206, 2809, 4412, 5515, 5618, 11030, 11236, 14045, 22060, 28090, 56180, 58459, 116918, 233836, 292295, 584590, 1169180, 3098327, 6196654, 12393308, 15491635, 30983270, 61966540]

約数ペア:

[(1, 61966540), (2, 30983270), (4, 15491635), (5, 12393308), (10, 6196654), (20, 3098327), (53, 1169180), (106, 584590), (212, 292295), (265, 233836), (530, 116918), (1060, 58459), (1103, 56180), (2206, 28090), (2809, 22060), (4412, 14045), (5515, 11236), (5618, 11030)]