25868968

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 52607520

約数和(自身を除く): 26738552

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 134, 136, 167, 268, 289, 334, 536, 578, 668, 1139, 1156, 1336, 2278, 2312, 2839, 4556, 5678, 9112, 11189, 11356, 19363, 22378, 22712, 38726, 44756, 48263, 77452, 89512, 96526, 154904, 190213, 193052, 380426, 386104, 760852, 1521704, 3233621, 6467242, 12934484, 25868968]

約数ペア:

[(1, 25868968), (2, 12934484), (4, 6467242), (8, 3233621), (17, 1521704), (34, 760852), (67, 386104), (68, 380426), (134, 193052), (136, 190213), (167, 154904), (268, 96526), (289, 89512), (334, 77452), (536, 48263), (578, 44756), (668, 38726), (1139, 22712), (1156, 22378), (1336, 19363), (2278, 11356), (2312, 11189), (2839, 9112), (4556, 5678)]