70937080

素因数分解:

$2^3\times 5^1\times {\mathrm{647}}^1\times {\mathrm{2741}}^1$

素因数の和:3399

約数の個数: 32

約数和(自身を含む): 159913440

約数和(自身を除く): 88976360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 647, 1294, 2588, 2741, 3235, 5176, 5482, 6470, 10964, 12940, 13705, 21928, 25880, 27410, 54820, 109640, 1773427, 3546854, 7093708, 8867135, 14187416, 17734270, 35468540, 70937080]

約数ペア:

[(1, 70937080), (2, 35468540), (4, 17734270), (5, 14187416), (8, 8867135), (10, 7093708), (20, 3546854), (40, 1773427), (647, 109640), (1294, 54820), (2588, 27410), (2741, 25880), (3235, 21928), (5176, 13705), (5482, 12940), (6470, 10964)]