87365990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{6863}}^1$

素因数の和:6956

約数の個数: 32

約数和(自身を含む): 168030720

約数和(自身を除く): 80664730

約数列:

[1, 2, 5, 10, 19, 38, 67, 95, 134, 190, 335, 670, 1273, 2546, 6365, 6863, 12730, 13726, 34315, 68630, 130397, 260794, 459821, 651985, 919642, 1303970, 2299105, 4598210, 8736599, 17473198, 43682995, 87365990]

約数ペア:

[(1, 87365990), (2, 43682995), (5, 17473198), (10, 8736599), (19, 4598210), (38, 2299105), (67, 1303970), (95, 919642), (134, 651985), (190, 459821), (335, 260794), (670, 130397), (1273, 68630), (2546, 34315), (6365, 13726), (6863, 12730)]