About the Number

200080905

200080904 ← → 200080906

2進数表記:1011111011001111111000001001

漢数字表記:二億八万九百五

素因数分解:

3 1 × 5 1 × 17 1 × 107 1 × 7333 1

素因数の和:7465
約数の個数: 32
約数和(自身を含む): 342175104
約数和(自身を除く): 142094199

約数列:
[1, 3, 5, 15, 17, 51, 85, 107, 255, 321, 535, 1605, 1819, 5457, 7333, 9095, 21999, 27285, 36665, 109995, 124661, 373983, 623305, 784631, 1869915, 2353893, 3923155, 11769465, 13338727, 40016181, 66693635, 200080905]

約数ペア:
[(1, 200080905), (3, 66693635), (5, 40016181), (15, 13338727), (17, 11769465), (51, 3923155), (85, 2353893), (107, 1869915), (255, 784631), (321, 623305), (535, 373983), (1605, 124661), (1819, 109995), (5457, 36665), (7333, 27285), (9095, 21999)]

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