200012905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{457}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 269084160

約数和(自身を除く): 69071255

約数列:

[1, 5, 17, 19, 85, 95, 271, 323, 457, 1355, 1615, 2285, 4607, 5149, 7769, 8683, 23035, 25745, 38845, 43415, 87533, 123847, 147611, 437665, 619235, 738055, 2105399, 2353093, 10526995, 11765465, 40002581, 200012905]

約数ペア:

[(1, 200012905), (5, 40002581), (17, 11765465), (19, 10526995), (85, 2353093), (95, 2105399), (271, 738055), (323, 619235), (457, 437665), (1355, 147611), (1615, 123847), (2285, 87533), (4607, 43415), (5149, 38845), (7769, 25745), (8683, 23035)]