72109845

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9371}}^1$

素因数の和:9407

約数の個数: 40

約数和(自身を含む): 136081440

約数和(自身を除く): 63971595

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 7695, 9371, 28113, 46855, 84339, 140565, 178049, 253017, 421695, 534147, 759051, 890245, 1265085, 1602441, 2670735, 3795255, 4807323, 8012205, 14421969, 24036615, 72109845]

約数ペア:

[(1, 72109845), (3, 24036615), (5, 14421969), (9, 8012205), (15, 4807323), (19, 3795255), (27, 2670735), (45, 1602441), (57, 1265085), (81, 890245), (95, 759051), (135, 534147), (171, 421695), (285, 253017), (405, 178049), (513, 140565), (855, 84339), (1539, 46855), (2565, 28113), (7695, 9371)]