70772560

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{21577}}^1$

素因数の和:21631

約数の個数: 40

約数和(自身を含む): 168567336

約数和(自身を除く): 97794776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 21577, 43154, 86308, 107885, 172616, 215770, 345232, 431540, 863080, 884657, 1726160, 1769314, 3538628, 4423285, 7077256, 8846570, 14154512, 17693140, 35386280, 70772560]

約数ペア:

[(1, 70772560), (2, 35386280), (4, 17693140), (5, 14154512), (8, 8846570), (10, 7077256), (16, 4423285), (20, 3538628), (40, 1769314), (41, 1726160), (80, 884657), (82, 863080), (164, 431540), (205, 345232), (328, 215770), (410, 172616), (656, 107885), (820, 86308), (1640, 43154), (3280, 21577)]