66477020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{599}}^1$

素因数の和:818

約数の個数: 48

約数和(自身を含む): 145152000

約数和(自身を除く): 78674980

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 179, 310, 358, 599, 620, 716, 895, 1198, 1790, 2396, 2995, 3580, 5549, 5990, 11098, 11980, 18569, 22196, 27745, 37138, 55490, 74276, 92845, 107221, 110980, 185690, 214442, 371380, 428884, 536105, 1072210, 2144420, 3323851, 6647702, 13295404, 16619255, 33238510, 66477020]

約数ペア:

[(1, 66477020), (2, 33238510), (4, 16619255), (5, 13295404), (10, 6647702), (20, 3323851), (31, 2144420), (62, 1072210), (124, 536105), (155, 428884), (179, 371380), (310, 214442), (358, 185690), (599, 110980), (620, 107221), (716, 92845), (895, 74276), (1198, 55490), (1790, 37138), (2396, 27745), (2995, 22196), (3580, 18569), (5549, 11980), (5990, 11098)]