157440650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1609}}^1$

素因数の和:1743

約数の個数: 48

約数和(自身を含む): 311438400

約数和(自身を除く): 153997750

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 103, 190, 206, 475, 515, 950, 1030, 1609, 1957, 2575, 3218, 3914, 5150, 8045, 9785, 16090, 19570, 30571, 40225, 48925, 61142, 80450, 97850, 152855, 165727, 305710, 331454, 764275, 828635, 1528550, 1657270, 3148813, 4143175, 6297626, 8286350, 15744065, 31488130, 78720325, 157440650]

約数ペア:

[(1, 157440650), (2, 78720325), (5, 31488130), (10, 15744065), (19, 8286350), (25, 6297626), (38, 4143175), (50, 3148813), (95, 1657270), (103, 1528550), (190, 828635), (206, 764275), (475, 331454), (515, 305710), (950, 165727), (1030, 152855), (1609, 97850), (1957, 80450), (2575, 61142), (3218, 48925), (3914, 40225), (5150, 30571), (8045, 19570), (9785, 16090)]