209969500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{32303}}^1$

素因数の和:32335

約数の個数: 48

約数和(自身を含む): 493863552

約数和(自身を除く): 283894052

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 650, 1300, 1625, 3250, 6500, 32303, 64606, 129212, 161515, 323030, 419939, 646060, 807575, 839878, 1615150, 1679756, 2099695, 3230300, 4037875, 4199390, 8075750, 8398780, 10498475, 16151500, 20996950, 41993900, 52492375, 104984750, 209969500]

約数ペア:

[(1, 209969500), (2, 104984750), (4, 52492375), (5, 41993900), (10, 20996950), (13, 16151500), (20, 10498475), (25, 8398780), (26, 8075750), (50, 4199390), (52, 4037875), (65, 3230300), (100, 2099695), (125, 1679756), (130, 1615150), (250, 839878), (260, 807575), (325, 646060), (500, 419939), (650, 323030), (1300, 161515), (1625, 129212), (3250, 64606), (6500, 32303)]