65671970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{72167}}^1$

素因数の和:72194

約数の個数: 32

約数和(自身を含む): 145490688

約数和(自身を除く): 79818718

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 72167, 144334, 360835, 505169, 721670, 938171, 1010338, 1876342, 2525845, 4690855, 5051690, 6567197, 9381710, 13134394, 32835985, 65671970]

約数ペア:

[(1, 65671970), (2, 32835985), (5, 13134394), (7, 9381710), (10, 6567197), (13, 5051690), (14, 4690855), (26, 2525845), (35, 1876342), (65, 1010338), (70, 938171), (91, 721670), (130, 505169), (182, 360835), (455, 144334), (910, 72167)]