81352100

素因数分解:

$2^2\times 5^2\times {\mathrm{107}}^1\times {\mathrm{7603}}^1$

素因数の和:7724

約数の個数: 36

約数和(自身を含む): 178207344

約数和(自身を除く): 96855244

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 107, 214, 428, 535, 1070, 2140, 2675, 5350, 7603, 10700, 15206, 30412, 38015, 76030, 152060, 190075, 380150, 760300, 813521, 1627042, 3254084, 4067605, 8135210, 16270420, 20338025, 40676050, 81352100]

約数ペア:

[(1, 81352100), (2, 40676050), (4, 20338025), (5, 16270420), (10, 8135210), (20, 4067605), (25, 3254084), (50, 1627042), (100, 813521), (107, 760300), (214, 380150), (428, 190075), (535, 152060), (1070, 76030), (2140, 38015), (2675, 30412), (5350, 15206), (7603, 10700)]