71347780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{701}}^1\times {\mathrm{727}}^1$

素因数の和:1444

約数の個数: 48

約数和(自身を含む): 171714816

約数和(自身を除く): 100367036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 701, 727, 1402, 1454, 2804, 2908, 3505, 3635, 4907, 5089, 7010, 7270, 9814, 10178, 14020, 14540, 19628, 20356, 24535, 25445, 49070, 50890, 98140, 101780, 509627, 1019254, 2038508, 2548135, 3567389, 5096270, 7134778, 10192540, 14269556, 17836945, 35673890, 71347780]

約数ペア:

[(1, 71347780), (2, 35673890), (4, 17836945), (5, 14269556), (7, 10192540), (10, 7134778), (14, 5096270), (20, 3567389), (28, 2548135), (35, 2038508), (70, 1019254), (140, 509627), (701, 101780), (727, 98140), (1402, 50890), (1454, 49070), (2804, 25445), (2908, 24535), (3505, 20356), (3635, 19628), (4907, 14540), (5089, 14020), (7010, 10178), (7270, 9814)]