About the Number

81085512

81085511 ← → 81085513

2進数表記:100110101010100010001001000

漢数字表記:八千百八万五千五百十二

素因数分解:

2 3 × 3 1 × 17 1 × 353 1 × 563 1

素因数の和:942
約数の個数: 64
約数和(自身を含む): 215628480
約数和(自身を除く): 134542968

約数列:
[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 353, 408, 563, 706, 1059, 1126, 1412, 1689, 2118, 2252, 2824, 3378, 4236, 4504, 6001, 6756, 8472, 9571, 12002, 13512, 18003, 19142, 24004, 28713, 36006, 38284, 48008, 57426, 72012, 76568, 114852, 144024, 198739, 229704, 397478, 596217, 794956, 1192434, 1589912, 2384868, 3378563, 4769736, 6757126, 10135689, 13514252, 20271378, 27028504, 40542756, 81085512]

約数ペア:
[(1, 81085512), (2, 40542756), (3, 27028504), (4, 20271378), (6, 13514252), (8, 10135689), (12, 6757126), (17, 4769736), (24, 3378563), (34, 2384868), (51, 1589912), (68, 1192434), (102, 794956), (136, 596217), (204, 397478), (353, 229704), (408, 198739), (563, 144024), (706, 114852), (1059, 76568), (1126, 72012), (1412, 57426), (1689, 48008), (2118, 38284), (2252, 36006), (2824, 28713), (3378, 24004), (4236, 19142), (4504, 18003), (6001, 13512), (6756, 12002), (8472, 9571)]

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