81895032

素因数分解:

$2^3\times 3^2\times {\mathrm{569}}^1\times {\mathrm{1999}}^1$

素因数の和:2580

約数の個数: 48

約数和(自身を含む): 222300000

約数和(自身を除く): 140404968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 569, 1138, 1707, 1999, 2276, 3414, 3998, 4552, 5121, 5997, 6828, 7996, 10242, 11994, 13656, 15992, 17991, 20484, 23988, 35982, 40968, 47976, 71964, 143928, 1137431, 2274862, 3412293, 4549724, 6824586, 9099448, 10236879, 13649172, 20473758, 27298344, 40947516, 81895032]

約数ペア:

[(1, 81895032), (2, 40947516), (3, 27298344), (4, 20473758), (6, 13649172), (8, 10236879), (9, 9099448), (12, 6824586), (18, 4549724), (24, 3412293), (36, 2274862), (72, 1137431), (569, 143928), (1138, 71964), (1707, 47976), (1999, 40968), (2276, 35982), (3414, 23988), (3998, 20484), (4552, 17991), (5121, 15992), (5997, 13656), (6828, 11994), (7996, 10242)]