200020555

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{2647}}^1$

素因数の和:2803

約数の個数: 32

約数和(自身を含む): 292847616

約数和(自身を除く): 92827061

約数列:

[1, 5, 7, 17, 35, 85, 119, 127, 595, 635, 889, 2159, 2647, 4445, 10795, 13235, 15113, 18529, 44999, 75565, 92645, 224995, 314993, 336169, 1574965, 1680845, 2353183, 5714873, 11765915, 28574365, 40004111, 200020555]

約数ペア:

[(1, 200020555), (5, 40004111), (7, 28574365), (17, 11765915), (35, 5714873), (85, 2353183), (119, 1680845), (127, 1574965), (595, 336169), (635, 314993), (889, 224995), (2159, 92645), (2647, 75565), (4445, 44999), (10795, 18529), (13235, 15113)]