201020690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67231}}^1$

素因数の和:67274

約数の個数: 32

約数和(自身を含む): 406619136

約数和(自身を除く): 205598446

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 67231, 134462, 336155, 672310, 874003, 1546313, 1748006, 3092626, 4370015, 7731565, 8740030, 15463130, 20102069, 40204138, 100510345, 201020690]

約数ペア:

[(1, 201020690), (2, 100510345), (5, 40204138), (10, 20102069), (13, 15463130), (23, 8740030), (26, 7731565), (46, 4370015), (65, 3092626), (115, 1748006), (130, 1546313), (230, 874003), (299, 672310), (598, 336155), (1495, 134462), (2990, 67231)]