200119990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{17539}}^1$

素因数の和:17716

約数の個数: 32

約数和(自身を含む): 414224640

約数和(自身を除く): 214104650

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 163, 326, 815, 1141, 1630, 2282, 5705, 11410, 17539, 35078, 87695, 122773, 175390, 245546, 613865, 1227730, 2858857, 5717714, 14294285, 20011999, 28588570, 40023998, 100059995, 200119990]

約数ペア:

[(1, 200119990), (2, 100059995), (5, 40023998), (7, 28588570), (10, 20011999), (14, 14294285), (35, 5717714), (70, 2858857), (163, 1227730), (326, 613865), (815, 245546), (1141, 175390), (1630, 122773), (2282, 87695), (5705, 35078), (11410, 17539)]