8802100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 72

約数和(自身を含む): 20623680

約数和(自身を除く): 11821580

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 43, 46, 50, 86, 89, 92, 100, 115, 172, 178, 215, 230, 356, 430, 445, 460, 575, 860, 890, 989, 1075, 1150, 1780, 1978, 2047, 2150, 2225, 2300, 3827, 3956, 4094, 4300, 4450, 4945, 7654, 8188, 8900, 9890, 10235, 15308, 19135, 19780, 20470, 24725, 38270, 40940, 49450, 51175, 76540, 88021, 95675, 98900, 102350, 176042, 191350, 204700, 352084, 382700, 440105, 880210, 1760420, 2200525, 4401050, 8802100]

約数ペア:

[(1, 8802100), (2, 4401050), (4, 2200525), (5, 1760420), (10, 880210), (20, 440105), (23, 382700), (25, 352084), (43, 204700), (46, 191350), (50, 176042), (86, 102350), (89, 98900), (92, 95675), (100, 88021), (115, 76540), (172, 51175), (178, 49450), (215, 40940), (230, 38270), (356, 24725), (430, 20470), (445, 19780), (460, 19135), (575, 15308), (860, 10235), (890, 9890), (989, 8900), (1075, 8188), (1150, 7654), (1780, 4945), (1978, 4450), (2047, 4300), (2150, 4094), (2225, 3956), (2300, 3827)]