31877090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1$

素因数の和:467

約数の個数: 64

約数和(自身を含む): 69672960

約数和(自身を除く): 37795870

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 41, 58, 70, 82, 145, 203, 205, 287, 290, 383, 406, 410, 574, 766, 1015, 1189, 1435, 1915, 2030, 2378, 2681, 2870, 3830, 5362, 5945, 8323, 11107, 11890, 13405, 15703, 16646, 22214, 26810, 31406, 41615, 55535, 77749, 78515, 83230, 109921, 111070, 155498, 157030, 219842, 388745, 455387, 549605, 777490, 910774, 1099210, 2276935, 3187709, 4553870, 6375418, 15938545, 31877090]

約数ペア:

[(1, 31877090), (2, 15938545), (5, 6375418), (7, 4553870), (10, 3187709), (14, 2276935), (29, 1099210), (35, 910774), (41, 777490), (58, 549605), (70, 455387), (82, 388745), (145, 219842), (203, 157030), (205, 155498), (287, 111070), (290, 109921), (383, 83230), (406, 78515), (410, 77749), (574, 55535), (766, 41615), (1015, 31406), (1189, 26810), (1435, 22214), (1915, 16646), (2030, 15703), (2378, 13405), (2681, 11890), (2870, 11107), (3830, 8323), (5362, 5945)]