85172295

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{25693}}^1$

素因数の和:25731

約数の個数: 32

約数和(自身を含む): 155397312

約数和(自身を除く): 70225017

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 25693, 77079, 128465, 334009, 385395, 436781, 1002027, 1310343, 1670045, 2183905, 5010135, 5678153, 6551715, 17034459, 28390765, 85172295]

約数ペア:

[(1, 85172295), (3, 28390765), (5, 17034459), (13, 6551715), (15, 5678153), (17, 5010135), (39, 2183905), (51, 1670045), (65, 1310343), (85, 1002027), (195, 436781), (221, 385395), (255, 334009), (663, 128465), (1105, 77079), (3315, 25693)]