68013040

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{12689}}^1$

素因数の和:12769

約数の個数: 40

約数和(自身を含む): 160503120

約数和(自身を除く): 92490080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 12689, 25378, 50756, 63445, 101512, 126890, 203024, 253780, 507560, 850163, 1015120, 1700326, 3400652, 4250815, 6801304, 8501630, 13602608, 17003260, 34006520, 68013040]

約数ペア:

[(1, 68013040), (2, 34006520), (4, 17003260), (5, 13602608), (8, 8501630), (10, 6801304), (16, 4250815), (20, 3400652), (40, 1700326), (67, 1015120), (80, 850163), (134, 507560), (268, 253780), (335, 203024), (536, 126890), (670, 101512), (1072, 63445), (1340, 50756), (2680, 25378), (5360, 12689)]