100865140

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{25343}}^1$

素因数の和:25551

約数の個数: 24

約数和(自身を含む): 212889600

約数和(自身を除く): 112024460

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 25343, 50686, 101372, 126715, 253430, 506860, 5043257, 10086514, 20173028, 25216285, 50432570, 100865140]

約数ペア:

[(1, 100865140), (2, 50432570), (4, 25216285), (5, 20173028), (10, 10086514), (20, 5043257), (199, 506860), (398, 253430), (796, 126715), (995, 101372), (1990, 50686), (3980, 25343)]