315331360

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{12553}}^1$

素因数の和:12725

約数の個数: 48

約数和(自身を含む): 749775096

約数和(自身を除く): 434443736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 628, 785, 1256, 1570, 2512, 3140, 5024, 6280, 12553, 12560, 25106, 25120, 50212, 62765, 100424, 125530, 200848, 251060, 401696, 502120, 1004240, 1970821, 2008480, 3941642, 7883284, 9854105, 15766568, 19708210, 31533136, 39416420, 63066272, 78832840, 157665680, 315331360]

約数ペア:

[(1, 315331360), (2, 157665680), (4, 78832840), (5, 63066272), (8, 39416420), (10, 31533136), (16, 19708210), (20, 15766568), (32, 9854105), (40, 7883284), (80, 3941642), (157, 2008480), (160, 1970821), (314, 1004240), (628, 502120), (785, 401696), (1256, 251060), (1570, 200848), (2512, 125530), (3140, 100424), (5024, 62765), (6280, 50212), (12553, 25120), (12560, 25106)]