84750920

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{7649}}^1$

素因数の和:7937

約数の個数: 32

約数和(自身を含む): 191403000

約数和(自身を除く): 106652080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 5540, 7649, 11080, 15298, 30596, 38245, 61192, 76490, 152980, 305960, 2118773, 4237546, 8475092, 10593865, 16950184, 21187730, 42375460, 84750920]

約数ペア:

[(1, 84750920), (2, 42375460), (4, 21187730), (5, 16950184), (8, 10593865), (10, 8475092), (20, 4237546), (40, 2118773), (277, 305960), (554, 152980), (1108, 76490), (1385, 61192), (2216, 38245), (2770, 30596), (5540, 15298), (7649, 11080)]