71810475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:269

約数の個数: 72

約数和(自身を含む): 134376816

約数和(自身を除く): 62566341

約数列:

[1, 3, 5, 11, 15, 25, 33, 41, 55, 75, 121, 123, 165, 193, 205, 275, 363, 451, 579, 605, 615, 825, 965, 1025, 1353, 1815, 2123, 2255, 2895, 3025, 3075, 4825, 4961, 6369, 6765, 7913, 9075, 10615, 11275, 14475, 14883, 23353, 23739, 24805, 31845, 33825, 39565, 53075, 70059, 74415, 87043, 116765, 118695, 124025, 159225, 197825, 261129, 350295, 372075, 435215, 583825, 593475, 957473, 1305645, 1751475, 2176075, 2872419, 4787365, 6528225, 14362095, 23936825, 71810475]

約数ペア:

[(1, 71810475), (3, 23936825), (5, 14362095), (11, 6528225), (15, 4787365), (25, 2872419), (33, 2176075), (41, 1751475), (55, 1305645), (75, 957473), (121, 593475), (123, 583825), (165, 435215), (193, 372075), (205, 350295), (275, 261129), (363, 197825), (451, 159225), (579, 124025), (605, 118695), (615, 116765), (825, 87043), (965, 74415), (1025, 70059), (1353, 53075), (1815, 39565), (2123, 33825), (2255, 31845), (2895, 24805), (3025, 23739), (3075, 23353), (4825, 14883), (4961, 14475), (6369, 11275), (6765, 10615), (7913, 9075)]