87178004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{941}}^1$

素因数の和:1040

約数の個数: 48

約数和(自身を含む): 170916480

約数和(自身を除く): 83738476

約数列:

[1, 2, 4, 19, 23, 38, 46, 53, 76, 92, 106, 212, 437, 874, 941, 1007, 1219, 1748, 1882, 2014, 2438, 3764, 4028, 4876, 17879, 21643, 23161, 35758, 43286, 46322, 49873, 71516, 86572, 92644, 99746, 199492, 411217, 822434, 947587, 1147079, 1644868, 1895174, 2294158, 3790348, 4588316, 21794501, 43589002, 87178004]

約数ペア:

[(1, 87178004), (2, 43589002), (4, 21794501), (19, 4588316), (23, 3790348), (38, 2294158), (46, 1895174), (53, 1644868), (76, 1147079), (92, 947587), (106, 822434), (212, 411217), (437, 199492), (874, 99746), (941, 92644), (1007, 86572), (1219, 71516), (1748, 49873), (1882, 46322), (2014, 43286), (2438, 35758), (3764, 23161), (4028, 21643), (4876, 17879)]