131402335

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:160

約数の個数: 48

約数和(自身を含む): 180169920

約数和(自身を除く): 48767585

約数列:

[1, 5, 23, 29, 31, 41, 115, 145, 155, 205, 667, 713, 899, 943, 961, 1189, 1271, 3335, 3565, 4495, 4715, 4805, 5945, 6355, 20677, 22103, 27347, 27869, 29233, 36859, 39401, 103385, 110515, 136735, 139345, 146165, 184295, 197005, 640987, 847757, 906223, 1142629, 3204935, 4238785, 4531115, 5713145, 26280467, 131402335]

約数ペア:

[(1, 131402335), (5, 26280467), (23, 5713145), (29, 4531115), (31, 4238785), (41, 3204935), (115, 1142629), (145, 906223), (155, 847757), (205, 640987), (667, 197005), (713, 184295), (899, 146165), (943, 139345), (961, 136735), (1189, 110515), (1271, 103385), (3335, 39401), (3565, 36859), (4495, 29233), (4715, 27869), (4805, 27347), (5945, 22103), (6355, 20677)]