133750405

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1493}}^1$

素因数の和:1581

約数の個数: 32

約数和(自身を含む): 180714240

約数和(自身を除く): 46963835

約数列:

[1, 5, 19, 23, 41, 95, 115, 205, 437, 779, 943, 1493, 2185, 3895, 4715, 7465, 17917, 28367, 34339, 61213, 89585, 141835, 171695, 306065, 652441, 1163047, 1407899, 3262205, 5815235, 7039495, 26750081, 133750405]

約数ペア:

[(1, 133750405), (5, 26750081), (19, 7039495), (23, 5815235), (41, 3262205), (95, 1407899), (115, 1163047), (205, 652441), (437, 306065), (779, 171695), (943, 141835), (1493, 89585), (2185, 61213), (3895, 34339), (4715, 28367), (7465, 17917)]