71222800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{16187}}^1$

素因数の和:16216

約数の個数: 60

約数和(自身を含む): 186680016

約数和(自身を除く): 115457216

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4400, 16187, 32374, 64748, 80935, 129496, 161870, 178057, 258992, 323740, 356114, 404675, 647480, 712228, 809350, 890285, 1294960, 1424456, 1618700, 1780570, 2848912, 3237400, 3561140, 4451425, 6474800, 7122280, 8902850, 14244560, 17805700, 35611400, 71222800]

約数ペア:

[(1, 71222800), (2, 35611400), (4, 17805700), (5, 14244560), (8, 8902850), (10, 7122280), (11, 6474800), (16, 4451425), (20, 3561140), (22, 3237400), (25, 2848912), (40, 1780570), (44, 1618700), (50, 1424456), (55, 1294960), (80, 890285), (88, 809350), (100, 712228), (110, 647480), (176, 404675), (200, 356114), (220, 323740), (275, 258992), (400, 178057), (440, 161870), (550, 129496), (880, 80935), (1100, 64748), (2200, 32374), (4400, 16187)]