61604060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{3359}}^1$

素因数の和:3506

約数の個数: 48

約数和(自身を含む): 149022720

約数和(自身を除く): 87418660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2620, 3359, 3668, 4585, 6718, 9170, 13436, 16795, 18340, 23513, 33590, 47026, 67180, 94052, 117565, 235130, 440029, 470260, 880058, 1760116, 2200145, 3080203, 4400290, 6160406, 8800580, 12320812, 15401015, 30802030, 61604060]

約数ペア:

[(1, 61604060), (2, 30802030), (4, 15401015), (5, 12320812), (7, 8800580), (10, 6160406), (14, 4400290), (20, 3080203), (28, 2200145), (35, 1760116), (70, 880058), (131, 470260), (140, 440029), (262, 235130), (524, 117565), (655, 94052), (917, 67180), (1310, 47026), (1834, 33590), (2620, 23513), (3359, 18340), (3668, 16795), (4585, 13436), (6718, 9170)]