156844280

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{38069}}^1$

素因数の和:38183

約数の個数: 32

約数和(自身を含む): 356335200

約数和(自身を除く): 199490920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 38069, 76138, 152276, 190345, 304552, 380690, 761380, 1522760, 3921107, 7842214, 15684428, 19605535, 31368856, 39211070, 78422140, 156844280]

約数ペア:

[(1, 156844280), (2, 78422140), (4, 39211070), (5, 31368856), (8, 19605535), (10, 15684428), (20, 7842214), (40, 3921107), (103, 1522760), (206, 761380), (412, 380690), (515, 304552), (824, 190345), (1030, 152276), (2060, 76138), (4120, 38069)]