78809820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{45293}}^1$

素因数の和:45334

約数の個数: 48

約数和(自身を含む): 228281760

約数和(自身を除く): 149471940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 45293, 90586, 135879, 181172, 226465, 271758, 452930, 543516, 679395, 905860, 1313497, 1358790, 2626994, 2717580, 3940491, 5253988, 6567485, 7880982, 13134970, 15761964, 19702455, 26269940, 39404910, 78809820]

約数ペア:

[(1, 78809820), (2, 39404910), (3, 26269940), (4, 19702455), (5, 15761964), (6, 13134970), (10, 7880982), (12, 6567485), (15, 5253988), (20, 3940491), (29, 2717580), (30, 2626994), (58, 1358790), (60, 1313497), (87, 905860), (116, 679395), (145, 543516), (174, 452930), (290, 271758), (348, 226465), (435, 181172), (580, 135879), (870, 90586), (1740, 45293)]