77242655

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 108501120

約数和(自身を除く): 31258465

約数列:

[1, 5, 7, 35, 89, 137, 181, 445, 623, 685, 905, 959, 1267, 3115, 4795, 6335, 12193, 16109, 24797, 60965, 80545, 85351, 112763, 123985, 173579, 426755, 563815, 867895, 2206933, 11034665, 15448531, 77242655]

約数ペア:

[(1, 77242655), (5, 15448531), (7, 11034665), (35, 2206933), (89, 867895), (137, 563815), (181, 426755), (445, 173579), (623, 123985), (685, 112763), (905, 85351), (959, 80545), (1267, 60965), (3115, 24797), (4795, 16109), (6335, 12193)]