142728770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{4219}}^1$

素因数の和:4442

約数の個数: 32

約数和(自身を含む): 273456000

約数和(自身を除く): 130727230

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 199, 398, 995, 1990, 3383, 4219, 6766, 8438, 16915, 21095, 33830, 42190, 71723, 143446, 358615, 717230, 839581, 1679162, 4197905, 8395810, 14272877, 28545754, 71364385, 142728770]

約数ペア:

[(1, 142728770), (2, 71364385), (5, 28545754), (10, 14272877), (17, 8395810), (34, 4197905), (85, 1679162), (170, 839581), (199, 717230), (398, 358615), (995, 143446), (1990, 71723), (3383, 42190), (4219, 33830), (6766, 21095), (8438, 16915)]