85409788

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{653}}^1\times {\mathrm{1721}}^1$

素因数の和:2397

約数の個数: 24

約数和(自身を含む): 157666320

約数和(自身を除く): 72256532

約数列:

[1, 2, 4, 19, 38, 76, 653, 1306, 1721, 2612, 3442, 6884, 12407, 24814, 32699, 49628, 65398, 130796, 1123813, 2247626, 4495252, 21352447, 42704894, 85409788]

約数ペア:

[(1, 85409788), (2, 42704894), (4, 21352447), (19, 4495252), (38, 2247626), (76, 1123813), (653, 130796), (1306, 65398), (1721, 49628), (2612, 32699), (3442, 24814), (6884, 12407)]