About the Number

51379988

51379987 ← → 51379989

2進数表記:11000011111111111100010100

漢数字表記:五千百三十七万九千九百八十八

素因数分解:

2 2 × 11 2 × 83 1 × 1279 1

素因数の和:1388
約数の個数: 36
約数和(自身を含む): 100101120
約数和(自身を除く): 48721132

約数列:
[1, 2, 4, 11, 22, 44, 83, 121, 166, 242, 332, 484, 913, 1279, 1826, 2558, 3652, 5116, 10043, 14069, 20086, 28138, 40172, 56276, 106157, 154759, 212314, 309518, 424628, 619036, 1167727, 2335454, 4670908, 12844997, 25689994, 51379988]

約数ペア:
[(1, 51379988), (2, 25689994), (4, 12844997), (11, 4670908), (22, 2335454), (44, 1167727), (83, 619036), (121, 424628), (166, 309518), (242, 212314), (332, 154759), (484, 106157), (913, 56276), (1279, 40172), (1826, 28138), (2558, 20086), (3652, 14069), (5116, 10043)]

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