72068865

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{25693}}^1$

素因数の和:25729

約数の個数: 32

約数和(自身を含む): 133197696

約数和(自身を除く): 61128831

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 25693, 77079, 128465, 282623, 385395, 436781, 847869, 1310343, 1413115, 2183905, 4239345, 4804591, 6551715, 14413773, 24022955, 72068865]

約数ペア:

[(1, 72068865), (3, 24022955), (5, 14413773), (11, 6551715), (15, 4804591), (17, 4239345), (33, 2183905), (51, 1413115), (55, 1310343), (85, 847869), (165, 436781), (187, 385395), (255, 282623), (561, 128465), (935, 77079), (2805, 25693)]