137801800

素因数分解:

$2^3\times 5^2\times {\mathrm{557}}^1\times {\mathrm{1237}}^1$

素因数の和:1810

約数の個数: 48

約数和(自身を含む): 321223860

約数和(自身を除く): 183422060

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 557, 1114, 1237, 2228, 2474, 2785, 4456, 4948, 5570, 6185, 9896, 11140, 12370, 13925, 22280, 24740, 27850, 30925, 49480, 55700, 61850, 111400, 123700, 247400, 689009, 1378018, 2756036, 3445045, 5512072, 6890090, 13780180, 17225225, 27560360, 34450450, 68900900, 137801800]

約数ペア:

[(1, 137801800), (2, 68900900), (4, 34450450), (5, 27560360), (8, 17225225), (10, 13780180), (20, 6890090), (25, 5512072), (40, 3445045), (50, 2756036), (100, 1378018), (200, 689009), (557, 247400), (1114, 123700), (1237, 111400), (2228, 61850), (2474, 55700), (2785, 49480), (4456, 30925), (4948, 27850), (5570, 24740), (6185, 22280), (9896, 13925), (11140, 12370)]