81752904

素因数分解:

$2^3\times 3^2\times {\mathrm{659}}^1\times {\mathrm{1723}}^1$

素因数の和:2394

約数の個数: 48

約数和(自身を含む): 221878800

約数和(自身を除く): 140125896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 659, 1318, 1723, 1977, 2636, 3446, 3954, 5169, 5272, 5931, 6892, 7908, 10338, 11862, 13784, 15507, 15816, 20676, 23724, 31014, 41352, 47448, 62028, 124056, 1135457, 2270914, 3406371, 4541828, 6812742, 9083656, 10219113, 13625484, 20438226, 27250968, 40876452, 81752904]

約数ペア:

[(1, 81752904), (2, 40876452), (3, 27250968), (4, 20438226), (6, 13625484), (8, 10219113), (9, 9083656), (12, 6812742), (18, 4541828), (24, 3406371), (36, 2270914), (72, 1135457), (659, 124056), (1318, 62028), (1723, 47448), (1977, 41352), (2636, 31014), (3446, 23724), (3954, 20676), (5169, 15816), (5272, 15507), (5931, 13784), (6892, 11862), (7908, 10338)]