80210930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{2371}}^1$

素因数の和:2594

約数の個数: 32

約数和(自身を含む): 153705600

約数和(自身を除く): 73494670

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 199, 398, 995, 1990, 2371, 3383, 4742, 6766, 11855, 16915, 23710, 33830, 40307, 80614, 201535, 403070, 471829, 943658, 2359145, 4718290, 8021093, 16042186, 40105465, 80210930]

約数ペア:

[(1, 80210930), (2, 40105465), (5, 16042186), (10, 8021093), (17, 4718290), (34, 2359145), (85, 943658), (170, 471829), (199, 403070), (398, 201535), (995, 80614), (1990, 40307), (2371, 33830), (3383, 23710), (4742, 16915), (6766, 11855)]