9947600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1913}}^1$

素因数の和:1944

約数の個数: 60

約数和(自身を含む): 25750956

約数和(自身を除く): 15803356

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 1913, 2600, 3826, 5200, 7652, 9565, 15304, 19130, 24869, 30608, 38260, 47825, 49738, 76520, 95650, 99476, 124345, 153040, 191300, 198952, 248690, 382600, 397904, 497380, 621725, 765200, 994760, 1243450, 1989520, 2486900, 4973800, 9947600]

約数ペア:

[(1, 9947600), (2, 4973800), (4, 2486900), (5, 1989520), (8, 1243450), (10, 994760), (13, 765200), (16, 621725), (20, 497380), (25, 397904), (26, 382600), (40, 248690), (50, 198952), (52, 191300), (65, 153040), (80, 124345), (100, 99476), (104, 95650), (130, 76520), (200, 49738), (208, 47825), (260, 38260), (325, 30608), (400, 24869), (520, 19130), (650, 15304), (1040, 9565), (1300, 7652), (1913, 5200), (2600, 3826)]