77982910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{709}}^1$

素因数の和:1380

約数の個数: 32

約数和(自身を含む): 149065920

約数和(自身を除く): 71083010

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 647, 709, 1294, 1418, 3235, 3545, 6470, 7090, 10999, 12053, 21998, 24106, 54995, 60265, 109990, 120530, 458723, 917446, 2293615, 4587230, 7798291, 15596582, 38991455, 77982910]

約数ペア:

[(1, 77982910), (2, 38991455), (5, 15596582), (10, 7798291), (17, 4587230), (34, 2293615), (85, 917446), (170, 458723), (647, 120530), (709, 109990), (1294, 60265), (1418, 54995), (3235, 24106), (3545, 21998), (6470, 12053), (7090, 10999)]