71785120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40787}}^1$

素因数の和:40813

約数の個数: 48

約数和(自身を含む): 185014368

約数和(自身を除く): 113229248

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 40787, 81574, 163148, 203935, 326296, 407870, 448657, 652592, 815740, 897314, 1305184, 1631480, 1794628, 2243285, 3262960, 3589256, 4486570, 6525920, 7178512, 8973140, 14357024, 17946280, 35892560, 71785120]

約数ペア:

[(1, 71785120), (2, 35892560), (4, 17946280), (5, 14357024), (8, 8973140), (10, 7178512), (11, 6525920), (16, 4486570), (20, 3589256), (22, 3262960), (32, 2243285), (40, 1794628), (44, 1631480), (55, 1305184), (80, 897314), (88, 815740), (110, 652592), (160, 448657), (176, 407870), (220, 326296), (352, 203935), (440, 163148), (880, 81574), (1760, 40787)]