81887800

素因数分解:

$2^3\times 5^2\times {\mathrm{83}}^1\times {\mathrm{4933}}^1$

素因数の和:5032

約数の個数: 48

約数和(自身を含む): 192722040

約数和(自身を除く): 110834240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 83, 100, 166, 200, 332, 415, 664, 830, 1660, 2075, 3320, 4150, 4933, 8300, 9866, 16600, 19732, 24665, 39464, 49330, 98660, 123325, 197320, 246650, 409439, 493300, 818878, 986600, 1637756, 2047195, 3275512, 4094390, 8188780, 10235975, 16377560, 20471950, 40943900, 81887800]

約数ペア:

[(1, 81887800), (2, 40943900), (4, 20471950), (5, 16377560), (8, 10235975), (10, 8188780), (20, 4094390), (25, 3275512), (40, 2047195), (50, 1637756), (83, 986600), (100, 818878), (166, 493300), (200, 409439), (332, 246650), (415, 197320), (664, 123325), (830, 98660), (1660, 49330), (2075, 39464), (3320, 24665), (4150, 19732), (4933, 16600), (8300, 9866)]