87075740

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{677}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 187941600

約数和(自身を除く): 100865860

約数列:

[1, 2, 4, 5, 10, 20, 59, 109, 118, 218, 236, 295, 436, 545, 590, 677, 1090, 1180, 1354, 2180, 2708, 3385, 6431, 6770, 12862, 13540, 25724, 32155, 39943, 64310, 73793, 79886, 128620, 147586, 159772, 199715, 295172, 368965, 399430, 737930, 798860, 1475860, 4353787, 8707574, 17415148, 21768935, 43537870, 87075740]

約数ペア:

[(1, 87075740), (2, 43537870), (4, 21768935), (5, 17415148), (10, 8707574), (20, 4353787), (59, 1475860), (109, 798860), (118, 737930), (218, 399430), (236, 368965), (295, 295172), (436, 199715), (545, 159772), (590, 147586), (677, 128620), (1090, 79886), (1180, 73793), (1354, 64310), (2180, 39943), (2708, 32155), (3385, 25724), (6431, 13540), (6770, 12862)]