38472100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:469

約数の個数: 72

約数和(自身を含む): 89369280

約数和(自身を除く): 50897180

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 43, 46, 50, 86, 92, 100, 115, 172, 215, 230, 389, 430, 460, 575, 778, 860, 989, 1075, 1150, 1556, 1945, 1978, 2150, 2300, 3890, 3956, 4300, 4945, 7780, 8947, 9725, 9890, 16727, 17894, 19450, 19780, 24725, 33454, 35788, 38900, 44735, 49450, 66908, 83635, 89470, 98900, 167270, 178940, 223675, 334540, 384721, 418175, 447350, 769442, 836350, 894700, 1538884, 1672700, 1923605, 3847210, 7694420, 9618025, 19236050, 38472100]

約数ペア:

[(1, 38472100), (2, 19236050), (4, 9618025), (5, 7694420), (10, 3847210), (20, 1923605), (23, 1672700), (25, 1538884), (43, 894700), (46, 836350), (50, 769442), (86, 447350), (92, 418175), (100, 384721), (115, 334540), (172, 223675), (215, 178940), (230, 167270), (389, 98900), (430, 89470), (460, 83635), (575, 66908), (778, 49450), (860, 44735), (989, 38900), (1075, 35788), (1150, 33454), (1556, 24725), (1945, 19780), (1978, 19450), (2150, 17894), (2300, 16727), (3890, 9890), (3956, 9725), (4300, 8947), (4945, 7780)]