201857245

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 255467520

約数和(自身を除く): 53610275

約数列:

[1, 5, 47, 79, 83, 131, 235, 395, 415, 655, 3713, 3901, 6157, 6557, 10349, 10873, 18565, 19505, 30785, 32785, 51745, 54365, 308179, 486403, 511031, 858967, 1540895, 2432015, 2555155, 4294835, 40371449, 201857245]

約数ペア:

[(1, 201857245), (5, 40371449), (47, 4294835), (79, 2555155), (83, 2432015), (131, 1540895), (235, 858967), (395, 511031), (415, 486403), (655, 308179), (3713, 54365), (3901, 51745), (6157, 32785), (6557, 30785), (10349, 19505), (10873, 18565)]