91008670

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 181440000

約数和(自身を除く): 90431330

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 83, 95, 145, 166, 190, 199, 290, 398, 415, 551, 830, 995, 1102, 1577, 1990, 2407, 2755, 3154, 3781, 4814, 5510, 5771, 7562, 7885, 11542, 12035, 15770, 16517, 18905, 24070, 28855, 33034, 37810, 45733, 57710, 82585, 91466, 109649, 165170, 219298, 228665, 313823, 457330, 478993, 548245, 627646, 957986, 1096490, 1569115, 2394965, 3138230, 4789930, 9100867, 18201734, 45504335, 91008670]

約数ペア:

[(1, 91008670), (2, 45504335), (5, 18201734), (10, 9100867), (19, 4789930), (29, 3138230), (38, 2394965), (58, 1569115), (83, 1096490), (95, 957986), (145, 627646), (166, 548245), (190, 478993), (199, 457330), (290, 313823), (398, 228665), (415, 219298), (551, 165170), (830, 109649), (995, 91466), (1102, 82585), (1577, 57710), (1990, 45733), (2407, 37810), (2755, 33034), (3154, 28855), (3781, 24070), (4814, 18905), (5510, 16517), (5771, 15770), (7562, 12035), (7885, 11542)]