200974280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{386489}}^1$

素因数の和:386513

約数の個数: 32

約数和(自身を含む): 486977400

約数和(自身を除く): 286003120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 386489, 772978, 1545956, 1932445, 3091912, 3864890, 5024357, 7729780, 10048714, 15459560, 20097428, 25121785, 40194856, 50243570, 100487140, 200974280]

約数ペア:

[(1, 200974280), (2, 100487140), (4, 50243570), (5, 40194856), (8, 25121785), (10, 20097428), (13, 15459560), (20, 10048714), (26, 7729780), (40, 5024357), (52, 3864890), (65, 3091912), (104, 1932445), (130, 1545956), (260, 772978), (520, 386489)]