64906595

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{389}}^1$

素因数の和:575

約数の個数: 32

約数和(自身を含む): 89631360

約数和(自身を除く): 24724765

約数列:

[1, 5, 13, 17, 65, 85, 151, 221, 389, 755, 1105, 1945, 1963, 2567, 5057, 6613, 9815, 12835, 25285, 33065, 33371, 58739, 85969, 166855, 293695, 429845, 763607, 998563, 3818035, 4992815, 12981319, 64906595]

約数ペア:

[(1, 64906595), (5, 12981319), (13, 4992815), (17, 3818035), (65, 998563), (85, 763607), (151, 429845), (221, 293695), (389, 166855), (755, 85969), (1105, 58739), (1945, 33371), (1963, 33065), (2567, 25285), (5057, 12835), (6613, 9815)]