67164560

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{20477}}^1$

素因数の和:20531

約数の個数: 40

約数和(自身を含む): 159974136

約数和(自身を除く): 92809576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 20477, 40954, 81908, 102385, 163816, 204770, 327632, 409540, 819080, 839557, 1638160, 1679114, 3358228, 4197785, 6716456, 8395570, 13432912, 16791140, 33582280, 67164560]

約数ペア:

[(1, 67164560), (2, 33582280), (4, 16791140), (5, 13432912), (8, 8395570), (10, 6716456), (16, 4197785), (20, 3358228), (40, 1679114), (41, 1638160), (80, 839557), (82, 819080), (164, 409540), (205, 327632), (328, 204770), (410, 163816), (656, 102385), (820, 81908), (1640, 40954), (3280, 20477)]