195066640

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{27397}}^1$

素因数の和:27499

約数の個数: 40

約数和(自身を含む): 458642520

約数和(自身を除く): 263575880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 27397, 54794, 109588, 136985, 219176, 273970, 438352, 547940, 1095880, 2191760, 2438333, 4876666, 9753332, 12191665, 19506664, 24383330, 39013328, 48766660, 97533320, 195066640]

約数ペア:

[(1, 195066640), (2, 97533320), (4, 48766660), (5, 39013328), (8, 24383330), (10, 19506664), (16, 12191665), (20, 9753332), (40, 4876666), (80, 2438333), (89, 2191760), (178, 1095880), (356, 547940), (445, 438352), (712, 273970), (890, 219176), (1424, 136985), (1780, 109588), (3560, 54794), (7120, 27397)]