77973968

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{3221}}^1$

素因数の和:3335

約数の個数: 40

約数和(自身を含む): 161808840

約数和(自身を除く): 83834872

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 89, 136, 178, 272, 356, 712, 1424, 1513, 3026, 3221, 6052, 6442, 12104, 12884, 24208, 25768, 51536, 54757, 109514, 219028, 286669, 438056, 573338, 876112, 1146676, 2293352, 4586704, 4873373, 9746746, 19493492, 38986984, 77973968]

約数ペア:

[(1, 77973968), (2, 38986984), (4, 19493492), (8, 9746746), (16, 4873373), (17, 4586704), (34, 2293352), (68, 1146676), (89, 876112), (136, 573338), (178, 438056), (272, 286669), (356, 219028), (712, 109514), (1424, 54757), (1513, 51536), (3026, 25768), (3221, 24208), (6052, 12884), (6442, 12104)]