71072528

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{397}}^1$

素因数の和:639

約数の個数: 40

約数和(自身を含む): 140949312

約数和(自身を除く): 69876784

約数列:

[1, 2, 4, 8, 16, 67, 134, 167, 268, 334, 397, 536, 668, 794, 1072, 1336, 1588, 2672, 3176, 6352, 11189, 22378, 26599, 44756, 53198, 66299, 89512, 106396, 132598, 179024, 212792, 265196, 425584, 530392, 1060784, 4442033, 8884066, 17768132, 35536264, 71072528]

約数ペア:

[(1, 71072528), (2, 35536264), (4, 17768132), (8, 8884066), (16, 4442033), (67, 1060784), (134, 530392), (167, 425584), (268, 265196), (334, 212792), (397, 179024), (536, 132598), (668, 106396), (794, 89512), (1072, 66299), (1336, 53198), (1588, 44756), (2672, 26599), (3176, 22378), (6352, 11189)]