85415575

素因数分解:

$5^2\times 7^4\times {\mathrm{1423}}^1$

素因数の和:1461

約数の個数: 30

約数和(自身を含む): 123647344

約数和(自身を除く): 38231769

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 343, 1225, 1423, 1715, 2401, 7115, 8575, 9961, 12005, 35575, 49805, 60025, 69727, 249025, 348635, 488089, 1743175, 2440445, 3416623, 12202225, 17083115, 85415575]

約数ペア:

[(1, 85415575), (5, 17083115), (7, 12202225), (25, 3416623), (35, 2440445), (49, 1743175), (175, 488089), (245, 348635), (343, 249025), (1225, 69727), (1423, 60025), (1715, 49805), (2401, 35575), (7115, 12005), (8575, 9961)]