66451970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{511169}}^1$

素因数の和:511189

約数の個数: 16

約数和(自身を含む): 128814840

約数和(自身を除く): 62362870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 511169, 1022338, 2555845, 5111690, 6645197, 13290394, 33225985, 66451970]

約数ペア:

[(1, 66451970), (2, 33225985), (5, 13290394), (10, 6645197), (13, 5111690), (26, 2555845), (65, 1022338), (130, 511169)]