87900784

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{491}}^1$

素因数の和:733

約数の個数: 40

約数和(自身を含む): 174238848

約数和(自身を除く): 86338064

約数列:

[1, 2, 4, 8, 16, 67, 134, 167, 268, 334, 491, 536, 668, 982, 1072, 1336, 1964, 2672, 3928, 7856, 11189, 22378, 32897, 44756, 65794, 81997, 89512, 131588, 163994, 179024, 263176, 327988, 526352, 655976, 1311952, 5493799, 10987598, 21975196, 43950392, 87900784]

約数ペア:

[(1, 87900784), (2, 43950392), (4, 21975196), (8, 10987598), (16, 5493799), (67, 1311952), (134, 655976), (167, 526352), (268, 327988), (334, 263176), (491, 179024), (536, 163994), (668, 131588), (982, 89512), (1072, 81997), (1336, 65794), (1964, 44756), (2672, 32897), (3928, 22378), (7856, 11189)]