201485008

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{80209}}^1$

素因数の和:80374

約数の個数: 20

約数和(自身を含む): 392868580

約数和(自身を除く): 191383572

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 80209, 160418, 320836, 641672, 1283344, 12592813, 25185626, 50371252, 100742504, 201485008]

約数ペア:

[(1, 201485008), (2, 100742504), (4, 50371252), (8, 25185626), (16, 12592813), (157, 1283344), (314, 641672), (628, 320836), (1256, 160418), (2512, 80209)]