67520385

素因数分解:

$3^4\times 5^1\times {\mathrm{293}}^1\times {\mathrm{569}}^1$

素因数の和:879

約数の個数: 40

約数和(自身を含む): 121663080

約数和(自身を除く): 54142695

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 293, 405, 569, 879, 1465, 1707, 2637, 2845, 4395, 5121, 7911, 8535, 13185, 15363, 23733, 25605, 39555, 46089, 76815, 118665, 166717, 230445, 500151, 833585, 1500453, 2500755, 4501359, 7502265, 13504077, 22506795, 67520385]

約数ペア:

[(1, 67520385), (3, 22506795), (5, 13504077), (9, 7502265), (15, 4501359), (27, 2500755), (45, 1500453), (81, 833585), (135, 500151), (293, 230445), (405, 166717), (569, 118665), (879, 76815), (1465, 46089), (1707, 39555), (2637, 25605), (2845, 23733), (4395, 15363), (5121, 13185), (7911, 8535)]