71897090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 136963008

約数和(自身を除く): 65065918

約数列:

[1, 2, 5, 10, 29, 58, 83, 103, 145, 166, 206, 290, 415, 515, 830, 841, 1030, 1682, 2407, 2987, 4205, 4814, 5974, 8410, 8549, 12035, 14935, 17098, 24070, 29870, 42745, 69803, 85490, 86623, 139606, 173246, 247921, 349015, 433115, 495842, 698030, 866230, 1239605, 2479210, 7189709, 14379418, 35948545, 71897090]

約数ペア:

[(1, 71897090), (2, 35948545), (5, 14379418), (10, 7189709), (29, 2479210), (58, 1239605), (83, 866230), (103, 698030), (145, 495842), (166, 433115), (206, 349015), (290, 247921), (415, 173246), (515, 139606), (830, 86623), (841, 85490), (1030, 69803), (1682, 42745), (2407, 29870), (2987, 24070), (4205, 17098), (4814, 14935), (5974, 12035), (8410, 8549)]