71324825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 105743232

約数和(自身を除く): 34418407

約数列:

[1, 5, 11, 13, 25, 55, 65, 71, 143, 275, 281, 325, 355, 715, 781, 923, 1405, 1775, 3091, 3575, 3653, 3905, 4615, 7025, 10153, 15455, 18265, 19525, 19951, 23075, 40183, 50765, 77275, 91325, 99755, 200915, 219461, 253825, 259363, 498775, 1004575, 1097305, 1296815, 2852993, 5486525, 6484075, 14264965, 71324825]

約数ペア:

[(1, 71324825), (5, 14264965), (11, 6484075), (13, 5486525), (25, 2852993), (55, 1296815), (65, 1097305), (71, 1004575), (143, 498775), (275, 259363), (281, 253825), (325, 219461), (355, 200915), (715, 99755), (781, 91325), (923, 77275), (1405, 50765), (1775, 40183), (3091, 23075), (3575, 19951), (3653, 19525), (3905, 18265), (4615, 15455), (7025, 10153)]