85855760

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{20249}}^1$

素因数の和:20315

約数の個数: 40

約数和(自身を含む): 203391000

約数和(自身を除く): 117535240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 20249, 40498, 80996, 101245, 161992, 202490, 323984, 404980, 809960, 1073197, 1619920, 2146394, 4292788, 5365985, 8585576, 10731970, 17171152, 21463940, 42927880, 85855760]

約数ペア:

[(1, 85855760), (2, 42927880), (4, 21463940), (5, 17171152), (8, 10731970), (10, 8585576), (16, 5365985), (20, 4292788), (40, 2146394), (53, 1619920), (80, 1073197), (106, 809960), (212, 404980), (265, 323984), (424, 202490), (530, 161992), (848, 101245), (1060, 80996), (2120, 40498), (4240, 20249)]